







Je veux convertir le m3 en kg 
20070514 

Abdellah pose la question : je veux convertir le m3 en kg Claude Tardif lui répond. 





convertir une duree en heure et minute 
20050112 

Sébastien pose la question : pouvez vous me donner la formule permettant de convertir une duree en heure et minute precise
pour exemple : 589 minutes donne 10h35min. Quelle serait donc la formule pour passer directement de 589 min a 10h35 (sans avoir 9h81)? Claude Tardif lui répond. 





How to convert fractions to percentages 
20070705 

Anita pose la question : How do I turn 1 3/20 to a percent? Stephen La Rocque and Melanie Tyrer lui répond. 





Converting units 
20070601 

SAMANTHA pose la question : My hot tub is 61 square feet, how many gallons would it be? Stephen La Rocque lui répond. 





Converting inches to centimeters 
20180525 

Jason pose la question : Hi!
Is there a method to approximately convert inches to cm in my head without using a calculator?
Thanks!
Jason Penny Nom lui répond. 





mg to ml 
20180517 

Carolynne pose la question : I need to convert 12 mg to ml
density is 12.5mg/5ml
I can give dose of 1mg per pound . My dropper is in ml.
How much in ml can I give Penny Nom lui répond. 





Converting decimals to common fractions 
20180508 

Ruth pose la question : what does the 0 represent in .018 versus the decimal .180? As in, changing these to fractions? Thank you. Penny Nom lui répond. 





Yards per second to miles per hour 
20170511 

Scott pose la question : If a soccer ball travels 30 yards or roughly .017 miles in 2 seconds how fast was the ball going in mph? Penny Nom lui répond. 





4444 base five 
20161111 

John pose la question : If 4444 is a number in Base5, is 624 its value? Penny Nom lui répond. 





A mixed number as a percent 
20161018 

Jayda pose la question : how go you change a mixed number into a percent
Ex. 3 3/4 Penny Nom lui répond. 





Converting ml to g 
20160428 

Lerato pose la question : I would like to know which formula should I use to convert ml to g? Penny Nom lui répond. 





Conversion of an equation 
20160411 

Marie pose la question : How to you convert the equation of a line from xintercept form
(y=(xx1)(xx2)) to general form (y=ax^2+bx+c) if it involves square
roots?
For example:
Convert this equation to general form: y=(x+the square root of 5)^2
Thanks for the help! Penny Nom lui répond. 





Converting a fraction to a percentage 
20160222 

Preitty pose la question : How can I turn fractions into percentages when the denominator is not a number that can multiply to 100? Penny Nom lui répond. 





Converting a fraction to a percent 
20151222 

Sharon pose la question : How do you turn a fraction into a percentage? I'm beyond confused with this. Even though I think of myself as a good math student doing 8th grade math at a young age, this just makes me want to scream! I get the way you turn 1/4 into 25%, but when it comes to something like 7/9 = ? I just can't figure out the answer. Penny Nom lui répond. 





The volume of Lake Utah 
20150129 

Hannan pose la question : Lake Utah has a surface area of 3,846 square miles and an average depth of 10.5 feet. In cubic miles, how much water does it hold?
How would you approach this question? Where would you start? Robert Dawson and Penny Nom lui répond. 





How do you change a decimal to a ratio? 
20141129 

Esmeralda pose la question : How do you change a decimal to a ratio? Express the decimal 0.2 as a ratio. Penny Nom lui répond. 





How many square feet in 10 gallons of liquid at 1/4 in thick? 
20141114 

Rich pose la question : How many square feet in 10 gallons of liquid at 1/4 in thick Penny Nom lui répond. 





211(base x)=152(base 8) 
20140909 

Vaidehi pose la question : Find the base value (i.e. x):
211(base x)=152(base 8) Penny Nom lui répond. 





How do you convert square mm to square cm? 
20140813 

David pose la question : How do you convert square mm to square cm? Tyler Wood lui répond. 





How do I make fractions into decimals? 
20140531 

jay pose la question : Hi,
I wanted to know how do I make fractions into decimals example 1 3/8? Penny Nom lui répond. 





Converting to base 5 
20140410 

Usama pose la question : Convert the numbers used in the following expressions into those of basefive and solve :
21+34108+62
Convert the result so obtained into decimal system and thus check your answer? Penny Nom lui répond. 





A formula for determining concrete volume in cu. yd. 
20140319 

Steven pose la question : I know a couple of formulas for determining concrete volume in cu.yd. the one I use most frequently is length in feet x width in feet x thickness in inch. Divided by 324. It works every time. Where does the number 324 come from. Penny Nom lui répond. 





Converting cost per cubic yard to cost per ton 
20140205 

Mayra pose la question : If 18 cubic yards= 25 tons and it's $28.00 per yard how much is it a ton. I need help please a refresher on my algebra. Thank you Penny Nom lui répond. 





0.35 as a fraction 
20131128 

Laura pose la question : How do you write 0.35 as a fraction or mixed number?
Laura Penny Nom lui répond. 





Miles per minute to miles per hour 
20130908 

Adam pose la question : Convert 250 miles per min to miles per hour Penny Nom lui répond. 





How we convert cm to mm? 
20130908 

Génesis pose la question : How we convert cm to mm? Penny Nom lui répond. 





A project on reclaiming water 
20121211 

shannon pose la question : I'm doing a report to reclaim water off of our campus facility to store in a cistern to use to flush toilets.
In Southeast Wisconsin and average of 82 inches of rain and snow fall annually.
I want to collect that off of the roof of our school building.
The roof is 37128 square feet.
how many gallons annually could I collect? Penny Nom lui répond. 





Converting a mixed number to a decimal 
20121110 

Mahaveer pose la question : Convert mixed fraction to decimals: 4 2/6 Penny Nom lui répond. 





Converting a fraction to a decimal 
20121020 

A Teacher pose la question : My students want an easy way to convert a fraction to a decimal, can I get one from you? Penny Nom lui répond. 





Minutes and seconds 
20120829 

Casey pose la question : I have to write a variable equation. The questions says there are 60 seconds. but we need to write and equation to solve for minutes. Is it 1/60 or 1/s Robert Dawson lui répond. 





0.687 acres in square feet. 
20120718 

Roy pose la question : The land parcel I am looking at says Acreage .687 how do I determine square feet? Robert Dawson lui répond. 





Litres in a box 
20120209 

vicky pose la question : how much litre water can be filled in a box of 12 inches *24 inches *12inches Penny Nom lui répond. 





Converting from base 4 to base 10 
20111129 

anjg pose la question : How to convert base 4 number 2^11 to base 10 number? Penny Nom lui répond. 





The dimension of the box in centimetres 
20110827 

Eliza pose la question : Find the dimension of the box in centimetres. Then find its volume in cubic centimeters.
The box is 0.7m (l) 0.4 (h) 0.2 (w) Penny Nom lui répond. 





The rate of change of the area of a parallelogram 
20110405 

Gevork pose la question : Let a parallelogram have sides of 8 and 12 and let vertex angle A be decreasing at a rate of 2degrees per minute. Find the rate of change of the area of the parallelogram when angle A equals 30 degrees. Penny Nom lui répond. 





Converting millimeters to centimeters 
20110404 

Pat pose la question : I need to convert 67 mm to centimeters how do I do this? Penny Nom lui répond. 





Write 3 1/5 in decimal form 
20110324 

Stephenie pose la question : converting fractions????
3 1/5 into decimal??? Penny Nom lui répond. 





Converting base 3 to 5 
20110228 

Harry pose la question : Hey Math Central, I came across your website and im in need of help on my maths c assignment. I have to convert base 3 to 5 without converting back to ten. I heard that you can use patterns in 3 and 5 to make an equation but im not sure how to and i also heard you can use logarithms but i dont know how to use those so im kinda stumped. Robert Dawson lui répond. 





Converting kilograms to cubic metres 
20100716 

Ilai pose la question : I want to convert kg to cubic metre Penny Nom lui répond. 





converting y=mx+b into ax+by+c=0 and vice versa 
20100522 

Paulo pose la question : converting y=mx+b into ax+by+c=0 and vice versa Tyler Wood lui répond. 





A 22 litre bag of topsoil 
20100506 

Blanche pose la question : I do a fair amount of gardening when the weather permits. Just wondered if anyone call tell me what a 22 litre bag of topsoil would weigh and how to convert that. My husband says 20 lbs. I say noway I think it's more. Thanks to whomever can help me. :) Penny Nom lui répond. 





Polar coordinates 
20100414 

Lan pose la question : Given the rectangular equation (x^2)+2x+(y^2)+y=0, find the polar equation. Harley Weston lui répond. 





Fahrenheit and celcius 
20100219 

Carol pose la question : Zack is packing for a trip to Scotland. He read that the average temperature in the Summer is 18degrees C during the day, and 7 degrees during the night. What is the difference between the high and low temperatures in degrees Fahrenheit? (F=9/5C=32) Lorraine Dame lui répond. 





Square poles 
20100216 

Steve pose la question : If 1 pole=16.5', and you have an area that is 146 sq. poles, how many sqaure feet would you have?
I calculate that to be 146(16.5)X146(16.5)=5,803,281 sq. feet Is that correct? I am told I need to divide by 146, which makes the answer 39,748. I do not understand why I need to divide by 146.... Penny Nom lui répond. 





I want to convert my glaze percents into grams 
20100205 

linda pose la question : I am a potter. I want to convert my glaze percents into grams.
ex. 20% of 20 lbs would equal how many grams?
is there a formula to figure this? Penny Nom lui répond. 





Area in square meters 
20100120 

Carla pose la question : A football field is 120 yd long and 50 yd wide. What is the area of the football field, in square meters? Penny Nom lui répond. 





How fast am I walking? 
20100110 

KEVIN pose la question : IF I WALK 3 MILES IN 28 MINUTES, HOW FAST AM I WALKING? Penny Nom lui répond. 





Energy in calories 
20091215 

Josephine pose la question : A soft drink manufacturer claims that a new diet soft drink is now "low Joule". The label indicates that the available energy per serving is 6300 J. What is the equivalent of this energy in calories? (1 Calorie=1000 cal) Robert Dawson lui répond. 





Milliliter conversion 
20091129 

Jan pose la question : I am trying out a new bath salt recipe for one of my clients that has little children. Here then is the question, the recipe for color changing bubble bath calls for 0.15ml dry FD&C color. Since the recipe came from Australia, I have not a clue of how to change this into USA measurments Penny Nom lui répond. 





A drawing of a baseball diamond 
20091109 

Beth pose la question : My husband has a drawn diagram on a piece of paper of a baseball diamond. He knows that on the paper 1 1/16" (1.6875") = 90 actual feet. How do we calculate how many feet 5 7/8" on the paper would be? Penny Nom lui répond. 





A linear equation 
20091022 

Ryan pose la question : How do you convert the equation 2x6y=7? This is on my homework and I am really stuck!!! Penny Nom lui répond. 





Grams per square meter 
20090930 

MANISH pose la question : how to calculate gsm given kg of 144 sheets and size in inches
example 28" x 22" & 16.3 kgs = ?gsm (of 144 sheets) Penny Nom lui répond. 





Repeating decimal to fraction 
20090918 

joan pose la question : how can i answer it easily to convert terminating decimal to fraction?
example of this is that, convert ...143143143... to fractional form Robert Dawson lui répond. 





How do i convert 6 feet into yards? 
20090814 

taylor pose la question : how do i convert 6 feet into yards????????????????? Robert Dawson lui répond. 





Coefficient thermal expansion of steel 
20090629 

roshni pose la question : Coefficient thermal expansion of steel is 0.00000645/in/in/deg F if F was C(celcius) then what is the answer Robert Dawson lui répond. 





43200 cubic inches in gallons 
20090517 

Denise pose la question : how many gallons are in a tank that has a volume of 43,200 cubic inches? Penny Nom lui répond. 





Cubic feet and cubic yards 
20090508 

TJ pose la question : 21 bags at 2 cubic feet per bag.
How many yards would that be? Penny Nom lui répond. 





8.55 acre of land 
20090506 

Mary pose la question : I have a deed with 8.55 acre of land, how much land is that .55 ? Robert Dawson lui répond. 





How do you convert 1248 to base 6? 
20090502 

Tamara pose la question : How do you convert 1248 to base 6? Penny Nom lui répond. 





Decimeters and centimeters 
20090430 

Jeannette pose la question : I cannot convert because of a question that throws me off. For example, A mother African elephant avg's 250 dm in height. A newborn baby African elephant avg's 89cm in height. How many cm shorter is the baby African elephant than its mother? Which one do I convert first? in order to subtract the number from the baby? Penny Nom lui répond. 





Change 5/6 into a percent 
20090415 

Shelly pose la question : My question is when it says change 5/6 into a percent Penny Nom lui répond. 





Conversion factor 
20090323 

kab pose la question : Would like to photocopy a Landscape Design. What is the Conversion Ratio or magnification required to convert 1" = 10 feet to 1/4" = 1 foot? Harley Weston lui répond. 





0.0007 as a percent 
20090318 

Shelly pose la question : I need to know how to divide 0007 by 100 and soon! and I have no idea how I can get 100 to go into a number like that! here's the question this problem originated from:
change the decimal into a percent:
0.0007 _________
How do I change THAT number into a percent?
How do I change 12.455 and 92.348 and 29.005 into percents as well? I know how to change numbers like 0.6 and 0.70 into percents but not the numbers I told you I'm having problems with. Please someone explain this to me and also please focus mainly on the first number I asked about but don't forget the others please. Please reply ASAP I need to know this in about a week or less! Penny Nom lui répond. 





Miles per hour to kilometers per second 
20090217 

Tamara pose la question : If a car goes 60 miles in an hour how many kilometres will it go in a second? Penny Nom lui répond. 





Can you convert numbers with units to percents? 
20090212 

Kenneth pose la question : To change a number to a percent, move the decimal two places to the right and add a percent sign.
For example, 0.35875 = 35.875%.
If the number has a dollar sign or some other kind of unit, for example, pounds, feet, etc. how is the number converted to a percentage.
For example, change $0.35875 and 0.75 lbs. to a percentage. How is this done. I have never seen $35.875% or 75 lbs.% before. Robert Dawson and Harley Weston lui répond. 





Cubic feet gas to grams of gas 
20090211 

tim pose la question : I was trying to convert cubic feet gas to grams of gas. Is there a formula to complete this task? Robert Dawson lui répond. 





Cubic centimeters and ounces 
20090206 

Dawn pose la question : 1 syringe contains 5.5cc of medicine & cost $13.50
1 2 oz bottle of medicine cost $17.50
How many cc's in 2 oz, & which is the better deal? Stephen La Rocque lui répond. 





25,000 pounds of sheet metal 
20090127 

JESSICA pose la question : I need to convert 25,000 lbs. of 32x48 sheet metal into total sq. feet. What would be my formula? Robert Dawson lui répond. 





0.0708 lbs per linear yard 
20090116 

Kevin pose la question : If I know that my product is .0708lbs per linear yard how do I calculate how many Linear yards are in a lb? Penny Nom lui répond. 





A one cubic mile lake 
20090109 

dye pose la question : how many liters are in a one cubic mile lake Robert Dawson lui répond. 





660 yards = ?? miles 
20090108 

Ashley pose la question : How do I convert yards to miles, specifically, 660 yards = x miles. Please show work so I can figure other problems out. Penny Nom lui répond. 





Converting grams to milliliters 
20090104 

Faiza pose la question : I was looking for how to convert grams into mL and I read on this site
to convert one to the other you need to know what substance you are measuring.
so if I am measuring sugar or any of the baking ingredient like flour how do
I convert them from grams to mL is there a simple method I can use to do that? Penny Nom lui répond. 





650g+2kg+195g=how many kg 
20081211 

christian pose la question : 650g+2kg+195g=how many kg Penny lui répond. 





Wall covering 
20081210 

Jeanie pose la question : I need to convert 14 LY of wallcovering (54" wide) to square feet. Can you please help me? Penny Nom lui répond. 





A ratio to a decimal 
20081114 

manny pose la question : Express 22 : 5 as a decimal. Round to the nearest hundredth Penny Nom lui répond. 





Millimeters to inches 
20081015 

diane pose la question : can you convert milliliters to inches? Penny Nom lui répond. 





The unusable space in a container 
20081002 

Billy pose la question : an object is 42 inches long, 29 inches wide, and 69 inches high. The usable capacity of this container is 36.4 cubic feet. How much space in percentage is left over from the container? Penny Nom lui répond. 





Conversion to cubic feet 
20081001 

Dorothy pose la question : What is the cubic feet of an item that is 7"x16 7/8"x19" Harley Weston lui répond. 





144 square inches 
20080927 

mike pose la question : how much cm is in 144 square inches? Penny Nom lui répond. 





Three equal ratios 
20080926 

Jodi pose la question : For the ratio given, find three equal ratios: 2 miles/8 minutes Penny Nom lui répond. 





Sample variance: inches to centimeters 
20080922 

Anita pose la question : The average height of a sample of basketball players is 6 feet, 2 inches or 74 inches.
The standard deviation of this sample of players is 4 inches. If each person's height were to be multiplied by 2.54, what would be the value of the resulting sample variance? Harley Weston lui répond. 





Oils and fats 
20080918 

Barry pose la question : I'm doing a nutrition assignment and I'm adding up my Oils and Fats category.
I have 10ml of butter to add to 31g of fat so I'm trying to figure out what to do or I should say how to figure out the answer.
Barry Penny Nom lui répond. 





Cubic yards and quarts 
20080916 

Mary pose la question : I need 2 yards of soil, how many quarts is this? Penny Nom lui répond. 





How would put .12 with 2 repeating into a fraction? 
20080909 

Savanna pose la question : How would put .12 with 2 repeating in fraction?
Savanna! Penny Nom lui répond. 





How many ml are in 40 grams? 
20080909 

Nancy pose la question : I need to know how many ml are in 40 grams. So what is the base 1ml= how may grams Harley Weston lui répond. 





3 miles in 6 seconds 
20080905 

Grant pose la question : if a rocket sled is traveling 3 miles in 6 seconds, how fast is it going in miles per hour? Harley Weston lui répond. 





Converting centimetres to metres 
20080821 

walter pose la question : how do you convert the smaller unit to a decimal of the larger unit and then solve
17 m  130 cm Penny Nom lui répond. 





Metres and miles 
20080818 

Bill pose la question : I enter a race that is 10,000 meters long,how many miles do i have to run? Victoria West lui répond. 





Converting to cubic yards 
20080815 

Lisa pose la question : I need to convert 32,000 square feet, 5 inches deep to cubic yards. Can you help me?
Thank you Harley Weston lui répond. 





Cubic centimeters and milliliters 
20080707 

Robert pose la question : how many milliliters are in 750 cubic centimeters? Harley Weston lui répond. 





Kilometers per liters to miles per gallon 
20080626 

margaret pose la question : we travelled 130 kilometers on 10 liters of gas. How many miles to the gallon did I get Penny Nom lui répond. 





How many pounds in 300 grams? 
20080624 

Renelda pose la question : How many pounds in 300 grams? Can you send the formula? Thanks Penny Nom lui répond. 





How do you change bases? 
20080617 

Peter pose la question : How do you change bases eg. 121 from base 3 to base 5? Penny Nom lui répond. 





Convert cubic inches to gallons 
20080526 

Rosemarie pose la question : How do you convert cubic inches to gallons? Thanks for your help. Penny Nom lui répond. 





.5 cu ft of sand to lbs. 
20080525 

rogersimmons pose la question : needtocovert .5 cu ft. of sand into lbs. Penny Nom lui répond. 





Converting a decimal to a fraction 
20080519 

judy pose la question : please explain how to get from the decimal number .3437 to the fraction 11/32 Leeanne Boehm lui répond. 





How much seed do I need per plot? 
20080513 

Jaye pose la question : The plot size is 5 m X 2 m. The seeding rate is 12Kg/ha. How much seed do I need per plot? I have failed to get a proper answer.
Thank you. Penny Nom lui répond. 





How many gallons are in 1,500 liters? 
20080501 

bambi pose la question : [How many gallons are in 1,500 liters? Penny Nom lui répond. 





Converting metric density 
20080428 

Hilary pose la question : 10g/100ml=?g/?l
52g/100ml=?g/?l
65g/100ml=?g/?l
100g/100ml=?g/?l
137g/100ml=?g/?l
0.15g/100ml=?g/?l Penny Nom lui répond. 





WHY 144 where does this figure come from 
20080419 

Sean pose la question : Why do you use the number 144 to divide
EG. length of timber 2 inches x 8 inches x 14 foot = 1.5 cubic feet
Calculation is 2x8x14 =224 divide by 144 = 1.5 WHY 144 where does this figure come from Leeanne Boehm lui répond. 





What is 300% as a fraction? 
20080414 

Carli pose la question : what is 300% as a fraction Stephen La Rocque lui répond. 





100 yards of cloth 
20080404 

Leroy pose la question : (100 yards of cloth 48 inches = how many square yards) Penny Nom lui répond. 





Ounces and grams 
20080402 

Rakesh pose la question : 7.2 oz per sq. yard equals ? __ grams per sq. meter
How I can measure the weight of a Jeans fabric (in oz)? And what is the rellation between grams and oz? Penny Nom lui répond. 





Common fraction to decimal fraction 
20080401 

chadwick pose la question : how do I turn 3/32 into a decimal Penny Nom lui répond. 





Square feet and square yards 
20080401 

Victor pose la question : 6200 sq. ft.into yards Penny Nom lui répond. 





Light years to miles 
20080324 

Robert pose la question : HOW MANY MILES ARE THERE IN 7.5 BILLION LIGHT YEARS. Penny Nom lui répond. 





Converting ounces to milliliters 
20080321 

kelly pose la question : As I have to drink 12  8 ounce glasses of water a day and my water bottle holds 591 ml, how many bottles of water must I drink? Penny Nom lui répond. 





Repeating decimals 
20080310 

Blaine pose la question : Is it possible to put a repeating decimal number into a calculator to solve a problem?
EX: Write 39.3939... as a fraction. Penny Nom lui répond. 





Cubic feet to liters 
20080306 

chase pose la question : if 1cu.ft=6.229 imp. gal and1 imp.gal=4.546 liters how many liters does of 128cuft. hold Penny Nom lui répond. 





How large is a container that will hold 3.5 cu meters? 
20080305 

Robert pose la question : If a company allows you to ship personal belongings while on an over seas assignment and the figure is 3.5 cubic meters. Just how much is the total area in square feet?? 10X10X10 or??? I just wanted to understand the size of a container that would hold 3.5 cubic meters!! Harley Weston lui répond. 





A roll of paper 
20080305 

Sheik pose la question : How I Convert My Roll Weight Into Meters?
Roll Width : 241mm
Thickness : 56gsm
Weight :81 Kg Harley Weston lui répond. 





What was the ostrich's speed in miles per hour? 
20080303 

jacob pose la question : If it took an ostrich 2.5 seconds to travel 110 feet and the average speed is 44 feet/ seconds, what was the ostrich's speed in miles per hour? Penny Nom lui répond. 





Convert from base 6 to base 12 
20080302 

Jade pose la question : I am trying to convert 13405 base 6 to a base 12 number. I am not allowed to go into a base 10 number. How will can I base 12 without doing anything with base 10? Thank you kindly. Stephen La Rocque and Penny Nom lui répond. 





A new carpet 
20080228 

Rhiannon pose la question : The Gatlins are buying a new carpet for their house. They need about
1,175 square feet of carpet. The carpet they buy is sold by the square yard.
Estimate the number of square yards of carpet they need. Do I use the
formula to find the volume or are? Penny Nom lui répond. 





Cost per square yard 
20080205 

Terry pose la question : MY cost for seed is $325.00 per acre...i want to bring that down to $ per sqyard. Whats the formula? Penny Nom lui répond. 





Converting decimal fractions into common fractions 
20080129 

Donna pose la question : Question from DONNA:
I need to change 6.9375 by 10.0625 into inches. Harley Weston lui répond. 





Crosssectional area of a fire hose 
20080127 

Tom pose la question : My question is this I know the equations for the final answer but the book skips how to get to one section of the equation. Q=(a)(v)
A= The crosssectional area of the conduit in square feet (ft2). So if you have a 5 inch hose how do they get A=0.136 ft2 ? And I know the velocity already v= velocity in ft per second. Stephen La Rocque lui répond. 





How do I convert mcg to ml? 
20080127 

David pose la question : How do I convert mcg to ml? Stephen La Rocque lui répond. 





Linear feet to metres 
20080125 

Jillian pose la question : i have a measurement of something in linear feet. i dont know what a linear foot is so i want to convert it to meters to have an idea.
how do i convert. Penny Nom lui répond. 





Converting cubic inches to ounces 
20080122 

kim pose la question : I am trying to find the formula to figure capacity in ounces for the following:
a rectangle 18" long, .75" wide, .75" deep ....
This is for an art project and the cost estimate. Thanks, Kim Penny Nom lui répond. 





Converting mg's to cc's 
20080117 

sandy pose la question : i need to find out how to convert mg's to cc's i need to give 10 mg of liquid and 5 mg of liquid and i only have a dropper that measures cc's please help Stephen La Rocque and Harley Weston lui répond. 





Conversion 
20080108 

Dom pose la question : Hi ,
Is it possible to convert 175 grams per metered squared to cm ?
tks
Dom Stephen La Rocque lui répond. 





What length of hose will I need? 
20080103 

Justin pose la question : I have one cubic yard of liquid that I want to convert to a cylindrical volume with the inside dimensions being 3/4 of an inch. I am trying determine what the height/length would be to set these equal. i.e. What length of hose will I need (with an inside diameter of 3/4") in order to accommodate exactly one cubic yard of liquid? Penny Nom lui répond. 





Converting grams of hair spray into milliliters 
20071202 

komal pose la question : I am confused that i am converting 75grams of hair spray ( liquid) into ML? but i couldnt get the answer what is perfect answer for that please help me for this thing. Penny Nom lui répond. 





How many devices fit in a sq foot? 
20071121 

JB pose la question : We buy product in rolls: 54" x 150'. We make a product that is 2 x 3.5 inches out of this roll and sell by the each. How do we convert this? What is the formula to determine how many devices fit in a sq foot. Then we / by 12? PLEASE help. Thank You. Victoria West lui répond. 





Cubic feet and gallons 
20071119 

Leonard pose la question : Every conversion I find to convert a cubic foot to a gallon is in liquid.
Question, how would 1 cubic foot convert to gallons in dry measurement?
Example say you have 1 Gallon of packing peanuts how many cubic feet would that be?
I can do this and have done it for the heck of it, I took a box 12x12x12 inches, which is a cubic foot,
filled it with packing peanuts the tried to fill a 1 Gallon container, that amount almost fills a 1 gallon
bucket twice.
I even ask a math teacher and was told that 1 cubic foot equaled 7.481 gallons,
then I said that is liquid, teacher ansered yes, then i ask what about dry and got
a response of I do not know. Harley Weston lui répond. 





How do you convert eleven fifteenths into a decimal? 
20071114 

Lauren pose la question : How do you convert eleven fifteenths into a decimal? Penny Nom and Stephen La Rocque lui répond. 





How do i convert milliliters to grams for water and also for copper sulfate (CuSO4)? 
20071111 

jenn pose la question : how do i convert milliliters to grams for
water and also for copper sulfate (CuSO4)? Harley Weston lui répond. 





KWH and MWH 
20071110 

Julie pose la question : Please provide the conversion of MWH to KWH or viceversa. thanks Penny Nom lui répond. 





Cubic centimeters to cubic yards 
20071110 

Logan pose la question : if i have 188.4cm^3 of concrete how do i change it into cubic yards? Penny Nom lui répond. 





Meters per second to miles per hour 
20071108 

Niecey pose la question : If Greg was timed at 0.91 seconds for 10 meters running the 100 meter dash, at that speed, could he pass a car traveling 15 miles per hour in a school zone? Penny Nom lui répond. 





I have a piece of material 44 inches by 78 inches 
20071102 

Marianne pose la question : I have a piece of material 44 inches by 78 inches. How many linear yards can I get from it? Penny Nom lui répond. 





Convert a diameter of a pencil into centimeters 
20071102 

Kaitlyn pose la question : I need to convert a diameter of a pencil into centimeters, but how many
diameters are in a centimetres? Thanks =) Penny Nom lui répond. 





A decimal to a fraction 
20071101 

Lisa pose la question : i am trying to turn a decimal into a fraction. my example is to turn 10.5 into a fraction at its lowest form Penny Nom lui répond. 





Converting millimeteres to inches 
20071027 

Alison pose la question : I am hoping to buy a cabinet, the measurements are 1120mm x 560mm, what is that in feet & inches. Penny Nom lui répond. 





Converting bases 
20071024 

Johanna pose la question : Is there an easy way to convert from base to base. For example, base 5 to base 9 or base 2 to base 4 etc Stephen La Rocque and Penny Nom lui répond. 





Convert 13.5 oz per sq yard of fabric into grams per meter square 
20071017 

marcy pose la question : I need to convert 13.5 oz per sq yard of fabric into grams per meter square. Penny Nom lui répond. 





Base 10 to base 5 
20071009 

Angela pose la question : I've been searching online for the past week and I cannot find an Algorithm to convert from base 10 to base 5. Can anyone give me a stepbystep instruction on how to do this? Stephen La Rocque lui répond. 





Metres per minute to miles per hour 
20070920 

Angela pose la question : If a person is traveling 150 meters per minute, what is their speed in miles per hour? Stephen La Rocque and Harley Weston lui répond. 





Converting a repeating decimal to a common fraction 
20070822 

isabelle pose la question : how do you turn 6.333... into a fraction in simplest form? Stephen La Rocque and Penny Nom lui répond. 





What is 240mL of water in cups? 
20070816 

Gareth pose la question : What is 240mL of water in cups? Penny Nom lui répond. 





Cubic metres of topsoil 
20070725 

Laurie pose la question : How do I convert cubic meters to square meters? Harley Weston lui répond. 





Converting measurements 
20070711 

Nicole pose la question : if you have 8 oz of water how many cc: will there be. Stephen La Rocque lui répond. 





Tons of concrete 
20070703 

Trey pose la question : I have 300,000 square feet of concrete and want to know how to convert this to tons? Harley Weston lui répond. 





How many ounces in 782 cubic centimetres? 
20070703 

wilma pose la question : how many ounces in 782cubic centimetres Penny Nom lui répond. 





How do I convert milliliters(powder form) to grams? 
20070628 

ed pose la question : How do I convert milliliters(powder form) to grams Harley Weston lui répond. 





How do I convert inches to mm in my head? 
20070627 

philip pose la question : Hi, I would like to know how to convert inches to mm in my head, I use socket sets and want to know an easy way to work out what 3/16, 7/32 is in mm. Thanks Phil Harley Weston lui répond. 





Converting dollars to gallons 
20070612 

Cynthia pose la question : How do I solve this problem?
If a family uses .20 per 100 gallon of water. How many gallons would
$10.00 cost, divided amoung 3 people?
Thanks, Cynthia Stephen La Rocque lui répond. 





A cord of wood 
20070611 

Wendi pose la question : A cord of wood is equal to a stack of wood that is 8 feet long, 4 feet wide, and 4 feet high. How many cords of wood are in 1 cubic foot? Stephen La Rocque lui répond. 





Volume of a brewer's sphere 
20070604 

Edward pose la question : A Brewer's Sphere that has a 9' Dia. Holds how much Brew? How many 40oz bottles will be needed to hold his batch of Brew? Stephen La Rocque lui répond. 





Cubic inches and square feet 
20070531 

keith pose la question : is it possible to convert cubic inches to square feet.thanx Stephen La Rocque lui répond. 





Converting yogurt 
20070521 

Annie pose la question : I'm trying to follow a diet plan. The diet says I should have a 125ml tub of natural low fat bio yogurt. The only problem is, the yogurt pot lists its weight as 150g (with a large 'e' after it). Can you tell me how much of the yogurt pot I'm suppost to have please, or give me a conversion chart to change from g to ml for natural bio yogurt? Stephen La Rocque lui répond. 





Converting mass of sand to volume (a sand ceremony) 
20070521 

Linda pose la question : I'm getting married. We are having a sand ceremony. The empty bottle we are using holds 800ml. I have bags of colored sand. Each bag is 30g. There is 7 people participating in this ceremony. What I need to find out is how many grams of sand i need for 7 people to participate to fill this jar. Penny Nom lui répond. 





Weight per area conversions 
20070513 

Dermot pose la question : A lawn weedkiller to be spread at the rate of 35g per Sq meter. My new spreader is calibrated in lbs per 1000 sq ft !!!! Penny Nom and Stephen La Rocque lui répond. 





Converting speeds 
20070510 

jason pose la question : A boy runs 36 metres in 6.50 seconds.How fast is he going in miles per hour Stephen La Rocque lui répond. 





A ton of sawdust 
20070510 

David pose la question : I am trying to do a conversion. A tractor trailer is loaded with 165 cubic
yards of sawdust (I do not know the actual weight). I knw the wholesale
cost as $1,000 for this amount, but would like to convert this to find out
what the equivalent cost for a metric ton would be. Stephen La Rocque lui répond. 





How can I convert milliliters to grams? 
20070418 

April pose la question : What if I'm using cow's milk, how can I convert milliliters to grams? Stephen La Rocque lui répond. 





Ounces and liters 
20070416 

Simone pose la question : I want to know how much is 80 ounces of water in liters? Penny Nom lui répond. 





yintercept form 
20070316 

Ken pose la question : Simple way on how to convert to & from yintercept form & Std. form.
Eg: Convert into yintercept form: 3x+4y+7=0,
Eg.: Convert into Std. Form: y=1/2x +3, y=50x +300. I would appreciate your
help in this matter, as I find it hard to understand.
Kind Regards: Ken Penny Nom lui répond. 





The volume of a trailer 
20070304 

Ron pose la question : I just can not seem to work this out, i think it is old age catching up with me, I am buying a trailer that is 25 feet long 7.5 foot wide and with 4 foot sides and i am trying to work out how many m3 it will hold can anyone help. Thank you in advance for any help. Regards Ron Penny Nom lui répond. 





Grams to millilitres 
20070302 

anton pose la question : I am trying to convert 28 grams of weight loss powder into mils Gabriel Potter lui répond. 





How many yards of concrete? 
20070228 

jeremy pose la question : I need to figure how many yards of concrete to use. I work for an asphalt company, and we are expanding into concrete. Currently we measure everything in sq. ft. So we came up with 6,960 sq ft of concrete to remove and replace. Currently there is 6" of concrete, and 2" of bedding material. We would like to replace only 4.5" of concrete, the rest in bedding. Here is how I figured, am I correct. 6,960 Sq ft (to simplify I made the Sq ft 350 X 20 ) 350 ft X 20 ft X .33 (1/3 ft or 4") = 2,310 cubic feet 2,310 cb ft / 27 = 85.55 cubic yards Is this correct? Penny Nom lui répond. 





How many grams are in a 12 ounce coconut? 
20070208 

Tristan pose la question : I have a problem where I need to know how many grams are in a 12 ounce coconut. Do I use "dry measure" with figuring out how many grams are in a ounce? And is that about 28 grams? Thanks. Penny Nom lui répond. 





Converting sq inches to sq millimeters 
20070208 

Michael pose la question : If I have 1/32 sq inches, what does that equal in sq millimeters? Stephen La Rocque lui répond. 





A 3digit number in base 7 has its digits reversed when expressed in base 9. 
20070128 

Ashley pose la question : A 3digit number in base 7 has its digits reversed when expressed in base 9. Find this number. Penny Nom lui répond. 





converting square miles into square meters 
20070127 

Susan pose la question : how do you convert square miles into square meters Stephen La Rocque lui répond. 





Grams and mls 
20070126 

Larissa pose la question : Is there a formula to convert grams to mls..? Stephen La Rocque lui répond. 





7.2 oz per sq. yard equals ? __ grams per sq. meter 
20061220 

Carol pose la question : 7.2 oz per sq. yard equals ? __ grams per sq. meter Penny Nom lui répond. 





I want to convert milliliters into grams. 
20061214 

Kenchotenzin pose la question : I want to convert milliliters into grams. Penny Nom lui répond. 





Base 5 
20061211 

Shelley pose la question : how do you convert decimal numbers to a given base for example 2,875 to base five? Stephen La Rocque lui répond. 





Converting cubic meters to gallons and liters 
20061116 

Lorne pose la question : I have a large tank and I would like to know the formula for the conversion. And do you have any other info on web sites that have conversion tools as most of the tools are in u.s and I live in Canada and need the metric conversions. Stephen La Rocque lui répond. 





ml to grams 
20061111 

Lisa pose la question : We have 900mL and you have to multiply by 1.18 grams do you just multiply and get 1062 grams or am I missing a step? Stephen La Rocque lui répond. 





how many feet in 200 yards? 
20061024 

Audrey pose la question : how many feet in 200 yards? Karen McIver lui répond. 





Converting a decimal into a fraction 
20060906 

Andres pose la question : How do i convert a decimal into a fraction? Penny Nom lui répond. 





Cubic yards of trash 
20060823 

Chris pose la question :
I am journalist in California trying to convert cubic yards of trash (appliances, furniture, tires and household trash) into the space of a football field.
Is there a formula for this?
For example, how much of an American football field would 45,000 cubic yards of said trash fill up? The typical American football field I am told is 120 yards (110 meters) long by 53 ^{1}/_{2} yards (49 meters) wide
Ideally, I'd like to be about to say this amount of trash would fill up the football field XXfeet deep
Penny Nom lui répond. 





Converting sq ft to sq meters 
20060803 

JB pose la question : I would like to convert 2700 square feet into square meters. Penny Nom lui répond. 





Grams and milliliters 
20060727 

Poh pose la question : We would like to know the conversion of 1 gm of cream/powder to ml. Stephen La Rocque and Penny Nom lui répond. 





Converting fractions to decimals 
20060725 

Diane pose la question : HOW DO I CONVERT A FRACTION TO A DECIMAL? (E.G,. 8/14 to ? )
And HOW DO I DIVIDE A FRACTION (e.g., 1/14 divided by 3) and then convert that answer to a decimal? Penny Nom lui répond. 





How many miles are there in 30 furlongs? 
20060722 

Jennifer pose la question : If there are 8 furlongs in a mile, how many miles are there in 30 furlongs? Steve La Rocque and Paul Betts lui répond. 





Convert 13ft by 10ft room area into square feet 
20060618 

Marlene pose la question : want to convert 13ft by 10ft room area into square feet Penny Nom lui répond. 





Buying some carpet 
20060605 

Russ pose la question : My room is 24 ft. long and 17 ft. wide. I need to know how many square feet are in 1 yd.² Penny Nom lui répond. 





On the blueprint, the scale indicates that 2 cm represents 5 ft. 
20060311 

Teresa pose la question : On the blueprint, the scale indicates that 2 cm represents 5 ft. What are the actual dimensions of a room that is 4.8 cm by 6 cm on the blueprint? Penny Nom lui répond. 





Converting units 
20060121 

A student pose la question : How can you solve a measurement problem by changing it to a fraction of the new unit that follows such as:
18 inches = yard
40 minutes =  hour
5 days =  week Penny Nom lui répond. 





Convert to decimal form 
20060112 

A student pose la question : I would like to know the full answer on how to turn the fraction 3 3/8 into a decimal please. Penny Nom lui répond. 





How do I calculate feet and inches to sq ft? 
20060109 

Rebecca pose la question : How do I calculate feet and inches to sq ft? Penny Nom lui répond. 





Milliliters to grams 
20051229 

Kaitlyn pose la question : If I'm using baking soda, how do I convert milliliters to grams? Harley Weston lui répond. 





Cubic metres to cords 
20051222 

Duncan pose la question : I have a quote of $2.95 per cubic metre of roundwood but I need the conversion equation to convert the above to a $ per cord. Penny Nom lui répond. 





how do you convert ml to oz? 
20051205 

Sara pose la question : how do you convert ml to oz? Penny Nom lui répond. 





what is 5'7 
20051126 

A student pose la question : what is 5'7" inches in cm? Harley Weston lui répond. 





Common fractions to decimals 
20051125 

A student pose la question : how do u turn 8 over23 into a decimal and how do u turn 8 over 29 into a decimal Penny Nom lui répond. 





Cubic feet and cubic yards 
20051112 

Mike pose la question : I need to know how to calculate square feet into yards of material. Example: 1320 sq. ft. surface area by 1 in. depth. What does this equal in cubic feet and yards. Thanks for any help you can give me. Penny Nom lui répond. 





Inches and millimeters 
20050930 

A student pose la question : how many inches are there in mm? For example 30x40 mm = how many inches. Penny Nom lui répond. 





How many ounces is 750 cc's? 
20050924 

Michael pose la question : How many ounces is 750 cc's? Penny Nom lui répond. 





Isn't 1/3 written as a decimal .33? 
20050921 

Lisa pose la question : Isn't 1/3 written as a decimal .33? My son informs me I'm wrong, but doesn't know the answer
Chris Fisher and Penny Nom lui répond. 





Converting from base ten to base five 
20050921 

Julie pose la question : My sister is home schooled and we are trying to convert from base 10 to base 5. We are trying to teach and we have never had this in school. If we could have some examples of some problems and how to do them we would appreciate this. Penny Nom lui répond. 





I need to know the measurement of 75grams of spice into milliliters. 
20050916 

Cyla pose la question : I don't know if this is possible but I need to know the measurement of 75grams of spice into milliliters. Even an approximation would be great. Penny Nom lui répond. 





Converting from grams to milliliters 
20050915 

A student pose la question : What if you don't know the liquid that you are converting from grams to milliliters? Penny Nom lui répond. 





Metric conversion 
20050901 

Donna pose la question : I know there is an equation to figuring out, for example. .5526 km = _______ mm Penny Nom lui répond. 





Converting rational numbers 
20050807 

Joe pose la question :
I am helping my son with his converting rational
numbers in the form of A/B where A and B are integers and
B not equal to zero
I think I am doing this right but I am not sure so
below are the problems and our answers are beside
them, please let me know if these answerers are correct
Penny Nom lui répond. 





Centimeters, millimeters and milliliters 
20050419 

A student pose la question : How many milliliters in a centimeter? Penny Nom lui répond. 





Biodiesel 
20050308 

William pose la question : My son is doing an demonstration for science class about how to make biodiesel. we are having problems with the conversion. for instance we think there are approx 190 liters in 50 gallons. Is this correct? Also if you needed 3.5 grams of lye per liter, would that be 662g of lye. Penny Nom lui répond. 





Conversion of a recipe 
20050206 

Peg pose la question :
A Hungarian friend gave me an old, old family recipe and it calls for:
20 dg. sugar
15 dg. filbert
I can't find a conversion table anywhere that explains how to get ounces from "dg." Do you know what the equivalent would be in ounces of dry measurement?
Harley Weston lui répond. 





Converting coordinates 
20041025 

Allen pose la question : I am trying to help my son with his home, but I don't remember these conversions. Please help.
1. Convert the following coordinates
Cartesian x = 7, y = 24
2. Convert the following coordinates
Polar r = 4, theta = pi / 3 Penny Nom lui répond. 





Grams to milliliters 
20040925 

Emily pose la question : I am trying to convert 19.5g into mL assuming that it's water; density=1g/mL. I don't know where to begin. Penny Nom lui répond. 





130 cc. is ? 
20040820 

Ayrn pose la question : 130 cc. is ?
I have to put 130cc. of petroleum in a bucket how much exactly is that?
Also 110 cc.?
I have to also put 110cc. wood alcohol in a bucket aswell! Penny Nom lui répond. 





425 cc's of a saline solution 
20040330 

Julie pose la question : 425 cc's of a saline solution is equal to how much in lbsweight?? Harley Weston lui répond. 





A new baby 
20040314 

Jessica pose la question : I just had a baby 3weeks ago, he is in the hospital and he can come home when he is 1800 grams, well i was wondering how many pounds that is? Penny Nom lui répond. 





Grams and Milliliters 
20040217 

Chantal pose la question : We have to do a "thing", and I need to convert grams into mililitres (g into mL). how can I do this? Penny Nom lui répond. 





Ounces into cubic centimeters 
20040127 

A student pose la question : how do you convert ounces into cubic centimeters? Ex: how does 12 oz. change into cc. Penny Nom lui répond. 





Converting from base 10 to base 5 
20030910 

Susy pose la question :
My son, who is 9 in grade 5 has been asked to convert base 10 numerals into base 5. His first question of: 24(10) he has calculated to be 4x5 + 4x1 = 44 (5) The next question however is the tricky one.Ý We know the answer is supposed to be 100 but we find it difficult to get this in the way he understands it. 25 (10) = _________________ 100 (5) Can you help us figure out how we reach the answer. Claude Tardif and Penny Nom lui répond. 





Converting to base 10 
20030828 

Karen pose la question : My son is in 5th grade.Ý He is learning how to convert numbers from base 2 to base 10, and base 5 to base 10.Ý Can you explain it to me in the simplest terms? Penny Nom lui répond. 





An inch and a millimeter 
20030621 

Greg pose la question : The conversion factor for inches to millimeters 25.4 It strikes me as very odd that it's not some infinite decimal. I could understand this if one system was derived from the other but as I understand it they were derived independently. Is the conversion 25.4 or 25.4000XXXXXXX? If it's just 25.4 then how did that happen? Harley Weston lui répond. 





How many gallons are in 83 liters? 
20030609 

Anita pose la question : How many gallons are in 83 liters? Penny Nom lui répond. 





The weight of a fish tank 
20030520 

A ponderer pose la question : I had a question pertaining conversion units..I have a fish tank at home and the dimensions are 24, 44, and 48 inches, I want to find out how much it weighs in pounds when filled up with water...knowing water is 62.4 pounds per cubic feet...do I just divide the 62.4 pounds to 12 because I"m trying to find out through cubic inches. Penny Nom lui répond. 





Gallons of rain 
20030425 

Jocelyn pose la question : If you have a surface of 6500 square feet and 1 inch of rain falls on the surface, how many gallons of water does this equal? Penny Nom lui répond. 





Numbers in base 5 
20030216 

Lori pose la question : I'm trying to help my 6th grader with converting numbers like 82 to base 5 and 182 to base 12. We saw your examples on 613, but still are confused. Penny Nom lui répond. 





Kilometers to miles 
20021009 

A student pose la question : how many miles are in 16 kilometers? Leeanne Boehm lui répond. 





1/8 in decimal form 
20020904 

A student pose la question : explain how you put 1/8 in a decimal form Penny Nom lui répond. 





Gallons in a cylindrical tube 
20020821 

Heidi pose la question : IF I HAVE A 12" DIA TUBE WITH 1/4" WALL AND 72" IN LENGTH HOW MANY GALLONS OF WATER WILL THIS HOLD Penny Nom lui répond. 





Ounces and cubic centimeters 
20020530 

Martin pose la question : How many ounces are in 600cc of liquid? Penny Nom lui répond. 





Conversion of units 
20020429 

Matt pose la question : I am having trouble finding a workable equation for the following problem, particularly the conversion of two systems of measurement. The question states that there are 27 grams of salt in a kilogram of seawater. And it asks how many tonnes (1 tonne = 1000 kilograms) of salt are there in one cubic kilometer of ocean. It also says that the density of seawater is 1.1 g/cm3. What is the equation and how do I figure out how many kilograms there are in a cubic kilometre? Harley Weston lui répond. 





Number conversions and averages 
20020203 

A student pose la question : A table has the measurements of 1.6m by 2m, how much material is needed to cover table? I converted to cm then multiplied but got an answer of 32000cm ,so I divide by 100 to get to metres  the answer was 320 which I know is wrong  please explain!! Also I need to explain in my own words what an 'average' is and I am struggling. Penny Nom lui répond. 





Milliters and grams 
20010920 

Bettyjo pose la question : 500 ml is what in grams Pnny Nom lui répond. 





Converting percents to decimals 
20010301 

Elliot pose la question : My math question is about Converting Percents to Decimals, here it is Convert 37 1/2 = ? Penny Nom lui répond. 





Conversions 
20010124 

Tanya pose la question : I have 2 questions  covert 628 kilometers to miles.(round off your answer to two decimal places.)
 a new clerk in your office is to earn $200 per week. If she works 30.5 hours each week, what is her hourly rate? (round off your answer to the nearest hundreth, that is, to the nearest cent.)
Penny Nom lui répond. 





Converting Metric Measurements 
19990408 

Rick pose la question : Do you have any simple explanations for converting Metric measurements to other Metric measurements?? What helpful hints do you also have for a 5th Grader... Penny Nom lui répond. 





Converting mm's to inches 
19990222 

Paul White pose la question : It has been a long time since high school and I do not remember how to convert mm to inches. Could you please tell me what this would convert to in inches? 210 X 254 mm. Chris Fisher lui répond. 





Converting to other bases 
19960206 

Paul pose la question : Converting base 10 numbers to other bases Penny Nom lui répond. 

