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Dividing between between two charities |
2010-02-22 |
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Latoya pose la question :
a 149,000 estate is to be divided between two charities so that one charity receives 18,000 less than the other. How much will each charity receive?
Penny Nom lui répond. |
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How many triangles...? |
2010-02-22 |
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deciree pose la question :
Given 12 points, no 3 of them on a line with 6 red, 4 blue and 2 green points.
a) How many triangles have vertices all the same color?
b)How many triangles have vertices with each vertex a different color?
c)How many triangles have at least one green vertex?
thanks to lorraine!
Penny Nom lui répond. |
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A ratio |
2010-02-22 |
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manoj pose la question :
in a dept there are 350 employees and in the other there are 158 find ratio
Penny Nom lui répond. |
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A geometric sequence |
2010-02-22 |
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Kelsey pose la question :
_, 2, _, _, 250, _
i don't know how to fill in the missing terms
Penny Nom lui répond. |
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A student wants to take four courses |
2010-02-21 |
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deciree pose la question :
A student wants to take four courses. She has 11 courses to choose from: 6 sophomore level and 5 freshmen level.
Each course is available at 8,9,10,11 am.
a)if the student wants to take 2 freshmen and 2 sophomore courses, how many choices she have?
b)If she wants to alternate these courses, freshmen,sophomore,freshmen,sophomore, how many choices does she have?
Lorraine Dame lui répond. |
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A paper tube |
2010-02-21 |
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shailesh pose la question :
How can i estimate weight of paper tube from size. i have paper tube
inner diameter : 22mm, thickness : 2mm, length : 14mm. so how can i got weight
of paper tube?
Harley Weston and Tyler Wood lui répond. |
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15% profit |
2010-02-21 |
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daviann pose la question :
calculate the cost price,given
selling price=$304
percentage profit=15%
what is the answer?
Penny Nom lui répond. |
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A perfect square |
2010-02-20 |
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george pose la question :
can this number 400....006 be a perfect square . how to solve problems like this.
Chris Fisher and Tyler Wood lui répond. |
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The game of 24 |
2010-02-20 |
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haley pose la question :
hello.... we have these very hard make 24 stumpers. i am stuck on one.... how can you make 24 using the numbers 7-7-13-18?? thanks!
Claude Tardif lui répond. |
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15 men can do a piece of work in 7 days |
2010-02-20 |
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Kenneth pose la question :
If 63 books cost $126, what will 125 books cost?
If 15 men can do a piece of work in 7 days, in how many days can 21 men do the same work?
Penny Nom lui répond. |
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Frank makes picture frames |
2010-02-20 |
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Carol pose la question :
Frank makes picture frames his revenue from sales is R=$13.60x for frames sold. The cost making frames is C=$5.80x+$120 for frames made. What is the minum number of frames Frank must make and sell in order for his revenue to be greater than his costs.
Penny Nom and Melanie Tyrer lui répond. |
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An algebraic equation with fractions |
2010-02-19 |
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Ingrid pose la question :
What is the solution set of the equation x over x plus 4 = 1 over x plus 3 = 28 over x to the 2nd power - x- 12?
Penny Nom lui répond. |
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Triangles |
2010-02-19 |
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Wiliam pose la question :
A box contains one 2 inch rod, one 3 inch rod, one 4 inch, and one 5 inch rod.
What is the maximum number of different triangles that can be made using these rods as sides?
Penny Nom lui répond. |
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1/6 x 5 x 12 = what |
2010-02-19 |
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dana pose la question :
1/6 x 5 x 12 = what
Lorraine Dame lui répond. |
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Fahrenheit and celcius |
2010-02-19 |
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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. |
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