Author: Jeff Miller

GMAT OFFICIAL GUIDE DS Solution: We are given that the length of edging that surrounds circular garden K is ½ the length of the edging that surrounds circular garden …

GMAT OFFICIAL GUIDE DS Solution: We can start by defining a variable for the total number of people on the cruise, variable T.  We are given that 2/3 of …

GMAT OFFICIAL GUIDE DS Solution: We are given that Machines X and Y produced identical bottles and that Machine X worked for 4 hours filling part of the lot …

GMAT OFFICIAL GUIDE DS Solution: We are given that a department manager distributed pens, pencils, and pads. Each member received x pens, y pencils, and z pads. We must …

GMAT OFFICIAL GUIDE DS Solution: We are given a diagram of a number line with a number of evenly spaced tick marks. We can represent the distance between each …

GMAT OFFICIAL GUIDE DS Solution: We are given that x and y are integers, and we must determine whether xy is even. We must remember that an even integer …

GMAT OFFICIAL GUIDE DS Solution: We are given a list of numbers: 4, 6, 8, 10, 12, 14, 16, 18, 20, 22, and are told that list M (not …

GMAT OFFICIAL GUIDE DS Solution: We need to determine at what speed a train was traveling when it completed ½ of its trip. Statement One Alone:  The trip was …