Three pumps can remove a total of 1700 gallons of water per minute from a flooded mineshaft. If engineers want to remove at least 5500 gallons per minute, how many pumps will they need operating.

What value is equivalent to 52 · 52?

What is the difference between a low and a high variability

The area of a rectangle is 42 yd2 , and the length of the rectangle is 5 yd more than twice the width. Find the dimensions of the rectangle.

Solve: 3 (-3x + 2) = 10x + 18 - 5x

A stainless steel patio heater is a square pyramid. The length of one side of the base is 23.8 in. The slant height of the pyramid is 90.1 in. What is the height of the pyramid?

Thomas has 4 blocks colored blue, red, green and yellow. How many different ways can he combine them on a shelf?

Write 9x+3 in factored form.

You deposit $6,700 in a money-market account that pays an annual interest rate of 3.3%. The interest is compounded quarterly. How much money will you have after 4 years?

Leah is buying curtains for her bedroom window. She wants the curtains to hang from the top of the window to the floor. The window is 4 feet high. The bottom of the window is two and one half feet above the floor.

What is 4.375 as a fraction?