Author: Jeff Miller

GMAT OFFICIAL GUIDE PS Solution: This problem is testing us on exponential growth. The easiest way to navigate this problem is to set up a growth chart. We are …

GMAT OFFICIAL GUIDE PS Solution: We are given that a square has a 20-inch diagonal, and we must solve for the perimeter of the square. This means we first …

GMAT OFFICIAL GUIDE PS Solution: To solve this problem we need to examine the information in the first sentence. We are told that “a reading of n + 1 …

GMAT OFFICIAL GUIDE PS Solution: We are given that the ratio of hydrogen to oxygen in water, by mass, is 2 : 16. Using our ratio multiplier we can …

GMAT OFFICIAL GUIDE PS Solution: We are given that 60 percent of the voters are Democrats and the rest are Republicans. This means that 40 percent are Republicans. We …

GMAT OFFICIAL GUIDE PS Solution: We are given that the ladder of a fire truck is elevated to an angle 60 degrees above the ground and that the ladder …

In an increasing sequence of 10 consecutive integers… Solution: In solving this problem we must first remember that when we have 10 consecutive integers we can display those in …

GMAT OFFICIAL GUIDE PS Solution: The problem first asks us to calculate the gross profit. The profit equation is as follows: Profit = Revenue – Cost In this particular …