Question

A fish tank holds 90 gallons of water is 40% full. How many more gallons are needed to fill the tank?

Answer 1

Answer:

36 more gallons

Step-by-step explanation:

90 x .4

36

Answer 2

110 gallons because you know that 90 is 40% of that so take 90 and double it and then add 20 to it because that is 20% left