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Rectangles with the same perimeter 2006-03-14
Kristine pose la question :
If two rectangles have the same perimeter, will they also have the same area? Why
Penny Nom lui répond.
2x+3y=0 and 3x-y=0 2006-03-14
Lisa pose la question :
my name is lisa I am doing math for work and i have a math problem to solve and i need help with it here is the question 2x+3y=0 and 3x-y=0 this is one question can you help me please
Penny Nom lui répond.
Adding a cellar 2006-03-14
Spencer pose la question :

You want to add a cellar to your store. The construction company told you it would cost $5.90 per cubic yard to dig the cellar plus $20.00 per square ft. to finish it.

How much will it cost to add a cellar 36 feet long, 14 feet wide, and 8 feet deep?


Stephen La Rocque lui répond.
A circle containing two points 2006-03-13
Skye pose la question :
Write the equation of a circle having area 15pi and containing the points (1, 5) and (1, 9).
Penny Nom lui répond.
A fifth degree polynomial 2006-03-13
Forrest pose la question :
When f(x) = x5 - 3x4 - 6x3 + 3ax2 - 24 is divided by x2 - 2 the remainder is bx.
Find the values of a and b.
Hence solve the equation f(x) = -8x

Penny Nom lui répond.
f(x) is a polynomial of degree 3. 2006-03-13
Meadow pose la question :
f(x) is a polynomial of degree 3. It leaves a remainder of 10 and 4 when divided by x + 1 and x - 2 respectively. Given also that f(1) = f(-2) = 0, find the remainder when f(x) is divided by x - 3.
Penny Nom lui répond.
The kangaroo high school band 2006-03-12
Cristy pose la question :
Two hundred students joined the kangaroo high school band. Based on statistics from previous years, 1/3 of the students will drop out. of the remaining members, only 6% will qualify for the state band. How many of the original members can be expected to qualify for the state band?
Stephen La Rocque lui répond.
Divide the product of three consecutive positive integers by their mean 2006-03-12
Sandy pose la question :
When I divided the product of three consecutive positive integers by their mean, I got 99. What is the smallest of the three numbers?
Stephen La Rocque lui répond.
Cubic yards of dirt 2006-03-12
Gordon pose la question :
I have an area 40 ft. by 6 ft. in my front yard I want mound over and plant shrubs. How many yards of dirt will I need to do this?
Penny Nom lui répond.
The area of a parallelogram 2006-03-12
Shayne pose la question :
Is there a method of finding the area of a trapezium or/and parallelogram even if the height is not given? Could you also explain how to find the height?
Penny Nom lui répond.
Cubic feet to cubic yards 2006-03-12
Sandy pose la question :
We need to convert feet to cubic yards. The concrete is 45ft by 10ft by 4ft. How many cubic yards is this?
Penny Nom lui répond.
On the blueprint, the scale indicates that 2 cm represents 5 ft. 2006-03-11
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.
The volume of a freezer 2006-03-11
Marsha pose la question :
I have a stand up freezer that measures 2ft deep, 23 inches wide, and 44.5 inches in height. I multiplied them (2x23x44.5) and came up with 2047. I guess my question is, when you look at an ad for this item, they always say 17, 14, or 19 cubic feet. How do they (and I) come up with a number like that?
Penny Nom lui répond.
Two consecutive even integers 2006-03-11
Cheryl pose la question :
Find two consecutive even integers that have a sum of 450
Stephen La Rocque lui répond.
Profit 2006-03-11
Wendy pose la question :
If I have a product I have bought for 33.58 and I mark it up by 30% sell at 43.65 how do I work out the gross profit.
Penny Nom lui répond.
 
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