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Percentage differences |
2006-10-23 |
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From Michael:
how do I calculate the percentage difference of a certain box size. for example. How much percent smaller is this box: 8.4mm x 6.3mm to this box: 9.35mm x 7mm
Answered by Stephen La Rocque. |
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Ridingcap's daughter |
2006-10-23 |
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From Marcus:
Ridingcap's daughter,whose real name was Coleen, set out for grandma's house again. This time she was delivering jam and jellies. First she stopped to see Mrs. Parsley,who took in grandma's mail while grandma was @ the hospital recovering from the wolf. Colleen gave Mrs. Parsley one third of the jars in her basket. Then Colleen set out again,and suddenly the wolf jumped out behind the bush and grubbed one half of the jars in Colleen's basket. When the wolf ran off, Colleen went on and gave Mr .Woodsman two thirds of what was left in her basket. Colleen had six jars of jam and jellies left for grandma. HOW MANY JARS DID COLLEEN LEAVE HOME WITH
Answered by Stephen La Rocque. |
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The history of the meter |
2006-10-23 |
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From Caitlyn:
i'm an 8th grade student and i have a lab report due and i really need to find out more about the history of the meter.
Answered by Stephen La Rocque. |
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Concrete tubes |
2006-10-23 |
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From Rick:
I have 36 18” concrete tubes to fill with 36” of concrete. How much concrete will it take to do this job
Answered by Stephen La Rocque. |
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Word equations |
2006-10-22 |
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From Samira:
One half of a number is subtracted from the sum of one-third and one-quarter of the same number. If the result is 16, find the number.
Answered by Stephen La Rocque. |
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Word problem |
2006-10-22 |
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From Sabrina:
Thomas bought a badminton racquet and paid for it in quarters. If Thomas had used nickels and dimes, he would have needed 20 more dimes than quarters and one more than twice as many nickels as quarters. How much much did the badminton racquet cost?
Answered by Stephen La Rocque. |
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The area of a regular octagon |
2006-10-22 |
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From Farhana:
I have a regular octagon with sides of 0.8m and I need to find the area,
Answered by Karen McIver and Penny Nom. |
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An approximation |
2006-10-22 |
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From Ellen:
consider the curve -8x^2 +5xy+y^3 +149 =0 Write an equation for the line tangent to the curve at (4, -1) use this equation to approximate the value of K at the point (4.2, K)
Answered by Penny Nom. |
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Three consecutive odd numbers |
2006-10-21 |
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From Pige:
The sum of three consecutive odd numbers is 387. Find the numbers.
Answered by Penny Nom. |
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The height of a triangle as a function |
2006-10-19 |
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From Ryan:
Let 2s denote the length of the side of an equilateral triangle. Express the height of the triangle as a function of s
Answered by Penny Nom. |
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How do we use fractions in every day life? |
2006-10-19 |
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From Tori:
I am doing fractions in class and we need to write a paper about them. So my question is:"how do we use fractions in every day life?"
Answered by Claude Tardif. |
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Write the digits 1 to 9 on index cards, ... |
2006-10-19 |
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From Kim:
Write the digits 1 to 9 on index cards, arrange the cards to form three 3-digit numbers (using each card only ONCE). The third number is the sum of the first two numbers ** how many different ways can you do this?? **
Answered by Penny Nom. |
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How fast is the water level rising when the water is 1 meter deep? |
2006-10-19 |
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From Don:
The cross section of a 5-meter trough is an isosceles trapezoid with a 2-meter lower base, a 3-meter upper base and an altitude of 2 meters. Water is running into the trough at a rate of 1 cubic meter per minute. How fast is the water level rising when the water is 1 meter deep?
Answered by Stephen La Rocque. |
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The sum of two whole numbers is 72 |
2006-10-18 |
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From Kelin:
The sum of two whole numbers is 72. Their differences is 48. What are the two numbers.
Answered by Stephen La Rocque and Penny Nom. |
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How many acres in the following land description? |
2006-10-18 |
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From Tammy:
How many acres in the following land description? south 1/2 of the northwest 1/4 of the southwest 1/4 of a section
Answered by Stephen La Rocque. |
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