Pipe A can fill a swimming pool in 12 hours. Pipe B can fill the same swimming pool in 9 hours. How long will it take for Pipe A and Pipe B to fill the pool together?

Two commuters leave the same city at the same time but travel in opposite directions. One car is traveling at an average speed of 63 miles per hour, and the other car is traveling at an average speed of 59 miles per hour.

What is 9/11 in decimal form

If a rectangle measures 15 inches by 1 3/4 feet, what is the perimeter in yards?

Which expression is equivalent to - 225?

The area of a trapezoid is 20 square units. The sum of the base lengths is 10 units. What is the height of the trapezoid

If f[6} = x ^ - 2x, find: f [6} =

How many 1/2'a are in 7

Evaluate each expression. 1) 5 - (4 - 2 - (6 - 6)) A) 8 B) 5 C) 2 D) 3 2) 1/2 - 4 (1/2 + 1) 2 A) - 9 B) 9/4 C) 17/2 D) - 17/2

Subtracting 6 from the product of 4 and a number results in the number added to 27.

2 (5x-7) + 8 simplify each of the following expressions