Author: Scott Woodbury-Stewart

GMAT OFFICIAL GUIDE DS Solution: Let’s sketch the diagram provided in the problem. We are given that B is the center of the smaller circle and that C is …

If arc PQR above is a semicircle… Solution: We are given a triangle inscribed inside a semicircle. When a triangle is inscribed inside a semicircle, the triangle must be …

GMAT OFFICIAL GUIDE DS Solution: We are given a formula in which min(x, y) and max(x, y) denote the minimum and the maximum of x and y, respectively. We …

Let’s face it. Most people are not excited about taking the GMAT Focus Edition. In fact, for many of us, preparing for and taking the exam can be extremely …

If you’re like most students who are just starting to study for the GMAT Focus Edition, you’re investing time and energy in mastering the content that the GMAT tests. …

As of July 19, 2015, some important new rules are in place for the Graduate Management Admission Test (GMAT). These new rules are significant, and GMAT candidates can use …

GMAT OFFICIAL GUIDE DS Solution: We are given that r_x = the ratio of robot X’s constant rate to robot Z’s constant rate. If we let A = the …

GMAT OFFICIAL GUIDE DS Solution: We are presented with the following table: We need to determine the value of x. From our table we see that the value of …