In cross section, a tunnel that carries one lane of…
March 29, 2017
GMAT OFFICIAL GUIDE DS Solution: We are given that a tunnel in the shape of a semicircle has a radius of 4.2 meters. Since it has a radius of …
A, B, C, and D are points on a line. If C is the midpoint of…
March 29, 2017
GMAT OFFICIAL GUIDE DS Solution: We are given that A, B, C, D are points on a line. We also also given that C is the midpoint of line …
In each of the last five years, Company K donated p percent…
March 29, 2017
GMAT OFFICIAL GUIDE DS Solution: We are given that in each of the last five years, Company K donated p percent of its annual profits to a certain scholarship …
Is w + h^4 positive? (1) h is positive (2) w is positive…
March 29, 2017
GMAT OFFICIAL GUIDE DS – Solution: We need to determine whether w+h^4 is positive. First, we know that h^4 is always non-negative. Let’s look at the 2 possibilities for …
George has a total of B books in his library, 25 of which are hardcover fiction…
March 29, 2017
GMAT OFFICIAL GUIDE DS Solution: We are given that George has a total of B books in his library, 25 of which are hardcover fiction books. We need to …
What is the value of t…
March 29, 2017
GMAT OFFICIAL GUIDE DS Solution: We need to determine the value of t. Statement One Alone: s + t = 6 + s We can subtract s from both …
If u > 0 and v > 0, which is greater, u^v or v^u
March 29, 2017
GMAT OFFICIAL GUIDE DS Solution: We are given that u > 0 and that v > 0. We must determine whether u^v is greater than v^u. Statement One Alone: …
In the figure above, what is the value of z
March 29, 2017
GMAT OFFICIAL GUIDE DS Solution: We need to determine the value of z in the following diagram: Note that z is equal to the length of the rectangle and …