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Simple interest |
2010-11-17 |
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Abeth pose la question :
At what simple interest rate will a sum of money triple itself in 5 years time?
Penny Nom lui répond. |
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A six digit number containing no zeros |
2010-11-15 |
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John pose la question :
Find a Six digit number containing no zeros in which the first digit is three less than the third,
the third digit is three less than the fifth,and the second digit equals the sum of the last three digits.
Penny Nom lui répond. |
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Ordering fractions |
2010-11-14 |
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Alexia pose la question :
I am having real trouble with how to order 18/11 , 2/5 ,6/15 from least to greatest can you give me a step by step real easy way to do it?
Penny Nom lui répond. |
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Will the ball clear the tree? |
2010-11-14 |
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MK pose la question :
Sam hits a golf ball with a five-iron a distance of 120m horizontally. A tree 45m high and 35m in front of Sam is directly in the path of the ball. Will the ball clear the tree if the ball makes a parabolic curve and has a maximum height or 80m?
Brennan Yaremko lui répond. |
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What numbers can I be? |
2010-11-13 |
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john pose la question :
my thousands digit is 2 times my ones digit.my hundreds digit is my ones digit plus 2. my tens digit is the difference between my thousands and hundreds digit what numbers can i be?
Penny Nom lui répond. |
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Four-digit numbers using 0,3,4,5,6,and 7 |
2010-11-12 |
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Katy pose la question :
Using only the digits 0,3,4,5,6,and 7, how many distinct four-digit numbers exist that are greater than 4002 and less than 6732?
Stephen La Rocque lui répond. |
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The perimeter of a semicircle |
2010-11-11 |
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gayathri pose la question :
the area of semicircle is 1925sq.cm find perimeter
Stephen La Rocque lui répond. |
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The area of an equilateral triangle |
2010-11-11 |
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ginny pose la question :
If a equilateral triangle has side lengths of 41.33m how would i calculate the area?
if i don't know the height of the triangle?
thank you.
Penny Nom lui répond. |
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Three consecutive odd integers |
2010-11-07 |
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karen pose la question :
find three consecutive odd integers such that twice the sum of the second and the third is 43 more that three times the first
Penny Nom lui répond. |
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z^5 - 3z^4 + 2z^3 + z^2 - 3z + 2 |
2010-11-06 |
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Kumar pose la question :
would you please solve this problem, related to complex numbers.
Find all the roots of :
z^5 - 3z^4 + 2z^3 + z^2 - 3z + 2
Robert Dawson and Penny Nom lui répond. |
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Nickels as dimes |
2010-11-06 |
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Exie pose la question :
Clara has the same number of nickels as dimes in each jar. there are 15 cent in one jar and 30 cents in the other. how many of each coin does she have in each jar?
I'm home schooling my granddaughter and this problem has me stumped..could you please help? thanks
Robert Dawson lui répond. |
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Bbippities, bops, and boos |
2010-11-05 |
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Stacey pose la question :
six bippities equal three bops,and six bops equal two boos. How many
boos are there in one bippity,one bop, and one boo??
Stephen La Rocque lui répond. |
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Nickels and dimes |
2010-11-05 |
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kebede pose la question :
John has 20 fewer nickels than dimes. The total of the nickels and dimes if $12.35. ow many of each coin does she have?
Penny Nom lui répond. |
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Terminal zeros |
2010-11-04 |
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morgan pose la question :
if I have to multiply 1*2*3*4*5*6*7*8*9*10*11*12*13*14*15*16*17*18*19*20 how many terminal zeros do i get?
Penny Nom lui répond. |
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Four tires and a spare |
2010-11-04 |
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stacey pose la question :
a car is driven 40,000 miles using four tires and a spare. the tires are
rotated so that each tire travels the same number of miles. What is the
number of miles traveled by each tire??
HINT: the answer is not 8,000 miles each..
Penny Nom lui répond. |
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