Each gift certificate sold yesterday by a certain bookstore…
April 28, 2016
GMAT OFFICIAL GUIDE DS – Solution: We are given that a store sold gift certificates of either $10 or $50. Let’s define some variables for the numberof $10 and …
Tag: GMAT Solutions
What is the value of z…
April 28, 2016
GMAT OFFICIAL GUIDE DS – Solution: We are given three angles of a triangle, angles x, y, and z. Since the angles in a triangle sum to 180 degrees, …
Guy’s net income equals his gross income minus his deductions. By what…
April 28, 2016
GMAT OFFICIAL GUIDE DS Solution: We are given that Guy’s net income is equal to his gross income minus his deductions and we want to determine by what percent …
A taxi company charges f cents for the first mile…
April 28, 2016
GMAT OFFICIAL GUIDE DS Solution: We are given that a taxi company charges f cents for the first mile of the taxi ride and m cents for each additional …
If x and y are positive, is x < y?
April 28, 2016
GMAT OFFICIAL GUIDE DS Solution: We are given that x and y are positive and we must determine whether x < 10 < y. Statement One Alone: x < …
A clothing store acquired an item at a cost of x dollars
April 28, 2016
GMAT OFFICIAL GUIDE DS Solution: We are given that a clothing store acquired an item at a cost of x dollars and sold the item for y dollars. We …
If a < x < b and c < y < d, is x < y
October 31, 2015
GMAT OFFICIAL GUIDE DS Solution: We are given that a < x < b, and that c < y < d. We must determine whether x < y. Statement …
If x and y are positive, is x < y?
October 31, 2015
GMAT OFFICIAL GUIDE DS Solution: We are asked is x/y > 1? Since x and y are positive we can multiply both sides of our inequality by y to …