# The water level in a plastic pool changed by -8 gallons each hour due to a small hole in the bottom. After 6 hours, the pool contained 132 gallons. How much water was in the pool originally?

##### 1 Answer

Apr 16, 2017

180 gallons

#### Explanation:

the water level reduces by 8 gallons each hour due to the hole , so in 6 hours the water level will reduce by

thus , 48 gallons left the pool in 6 hours , so this 48 gallons was initially in the pool .

therefore , to calculate total water initially present in the pool add the water that left the pool in 6 hours and the water that is left in the pool after 6 hours :