If x is an integer, which of the following must be an even integer?
May 5, 2016
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 …
Tag: Official Guide for GMAT Review 2016
If n is a positive integer and k = 5.1*10^n, what is the value of k?
May 5, 2016
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 …
A report consisting of 2,600 words is divided into 23…
May 5, 2016
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 …
In the figure above, if the area of the smaller square region is 1/2
May 5, 2016
GMAT OFFICIAL GUIDE DS Solution: We begin by sketching the diagram. We are given that the area of triangular region D is 4, and we must determine the length …
What amount did Jean earn from the commission on her sales
May 5, 2016
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: …
In the figure above, what is…
May 5, 2016
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: …
What was the total amount of revenue…
May 5, 2016
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 …
If the average (arithmetic mean) of four different numbers is 30…
May 5, 2016
GMAT OFFICIAL GUIDE DS Solution: We are given that the average of 6 numbers in a list is 75. Using this information we see that the sum of the …