Category: Official Guide Solutions

GMAT OFFICIAL GUIDE PS Solution: This is an interesting question because our initial instincts tell us to square x -1 by the FOIL method. However, an easier method is …

GMAT OFFICIAL GUIDE PS Solution: For the sixth term, we need to substitute 6 for n, and for the fifth term, we need to substitute 5 for n. Then …

GMAT OFFICIAL GUIDE PS Solution: We are given that 30 percent of the members of the have passed the lifesaving test. If we use variable T for the total …

GMAT OFFICIAL GUIDE PS Solution: For this we can setup a table with 2 main categories: years of experience and degrees. These can be broken down further into: 1) …

GMAT OFFICIAL GUIDE PS Solution: We are first given that a team won 80 percent of its first 100 games. This means the team won 0.8 x 100 = …

GMAT OFFICIAL GUIDE PS Solution: We need to first recognize that we are working with a maximum problem. This means that of the seven pieces of rope, we must …

GMAT OFFICIAL GUIDE PS Solution: We are given that a dealer ordered 60 cameras to be sold for $250 each. This is a 20% markup over the initial cost …

GMAT OFFICIAL GUIDE PS Solution: To solve we want to first create a word translation from the information in the problem stem. We are given that x is m …