Author: Jeff Miller

GMAT OFFICIAL GUIDE DS… Solution: We are given that x is less than zero, and we must determine whether y is greater than zero. Statement One Alone:  x/y < …

GMAT OFFICIAL GUIDE DS Solution: We need to determine whether 5^k is less than 1,000. Statement One Alone:  5^(k+1) > 3,000 We can simplify the inequality 5^(k+1) > 3,000. …

GMAT OFFICIAL GUIDE DS Solution: We are given that n is a positive integer, and we must determine whether the value of b – a is at least twice …

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 …