Get detailed explanations to advanced GMAT questions.
If Henry were to add 5 gallons of water to a tank that is already 3/4 full of water, the tank would be 7/8 full. How many gallons of water would the tank hold if it were full?
Option B is the correct answer.
Let “x” be the total capacity of the tank
Given, (¾)x + 5 = (7/8)x
Solving it we get X = 40