Question

A pipe can pump 1000 gallons of water in 4 hours.

How long would it take the pipe to fill a 2500 gallon pool?

Answer 1

6 hours

Explanation:

if you take 2 hours and multiply it by 2 you get 4 hours or 2000 and if you take 1000 and divide by 2 you get 500 so add them together and you get 6 hours :)