Author: Jeff Miller

GMAT OFFICIAL GUIDE PS Solution: The probability of an event is equal to: favorable outcomes/total outcomes In this particular problem we have: favorable outcomes = numbers with a hundreds …

When 1/10 percent of 5,000 is subtracted from… Solution: We can break this problem into two parts: 1) What is 1/10 percent of 5,000? 2) What is 1/10 of …

GMAT OFFICIAL GUIDE PS Solution: We are given that the water increased from 124 billion gallons to 138 billion gallons. We also know that 138 billion gallons is 82% …