Question

A fish tank holds 80 gallons of water. John is filling the tank at a rate of 2 gallons per minute. At this rate how long will it take for John to fill 50% of the tank?

Answer 1

it would take him 20 mins

First find 50% of 80 which is 40
Divide 40 by 2
it would be 20

Answer 2

It would take him 20 minutes