Simplify the expression

7r^3 (r^-2) ^2 / 20 (r^4) ^-5

A piece of string 25 1/2 inches long will be cut into 3/4 how many pieces will there be?

What is $75.00 to spend at the mall. You want to buy a hoodie that costs $80.00. The store is having a 20%-off sale. (There is no tax on clothing.) Can you buy a hoodie? If so, how much money will you have remaining?

Find the area of the circle. Use 3.14 for TT. d = 12 ft A = [?] ft2 A=1tr2

What is the product of (4x) [-3x^6][-7x^3]

Solve the equation 6g+11-2g=16.6

Use synthetic division to check - 4 is a root of the polynomial expression: x^4+2x^3-9x^2-2x+8=f (x)

How do you know that the answer to a decimal subtraction problem is reasonable

In a college parking lot, the number of ordinary cars is larger than the number of sport utility vehicles by 59.3%. The difference between the number of cars and the number of SUVs is 16. Find the number of SUVs in the lot.

F = 1/2 (r + 6.5) Show Work!

A guitar is on sale for 20% off the original price. Let p represent the original price. What expression can be used to calculate the sale price?