Author: Jeff Miller

GMAT OFFICIAL GUIDE DS Solution: We are given that Max has $125 consisting of $5 or $20 dollar bills and we need to determine the number of $5 bills …

GMAT OFFICIAL GUIDE DS Solution: We need to determine the tens digit of the positive integer x. Statement One Alone:  x divided by 100 has a remainder of 30. …

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 …

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, …

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 …

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 …

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 < …

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 …