Author: Jeff Miller

GMAT OFFICIAL GUIDE DS Solution: We are given that x is an integer, and we must determine whether x|x| < 2^x. Statement One Alone:  x< 0 Since we are …

GMAT Guideline We are given that k = 5.1(10^n) and must determine the value of k. In further analyzing the equation with k, we see that k is equal …

GMAT OFFICIAL GUIDE DS Solution: We are given that a report consisting of 2,600 words is divided into 23 paragraphs. We are also given that that report has an …

GMAT OFFICIAL GUIDE DS Solution: We are given that Sara’s age is twice Bill’s age. If we let Sara’s current age = S and Bill’s current age = B, …

GMAT OFFICIAL GUIDE DS Solution: We are given that the price per share of Stock X increased by 10 percent over the same time period that the price per …

GMAT OFFICIAL GUIDE DS Solution: We need to determine the amount that Jean earned from the commission on her sales in the first half of 1988. Statement One Alone:  …

GMAT OFFICIAL GUIDE DS Solution: We are given a figure, and we need to determine the value of x + y. Let’s sketch the diagram below: Statement One Alone: …

GMAT OFFICIAL GUIDE DS Solution: We are given that a theater sold 400 tickets, some at full price and others at x percent of the full price. Let’s let …