If the successive tick marks shown on the number line above…
May 4, 2016
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 …
Tag: Official Guide for GMAT Review 2015
If x and y are integers…
May 4, 2016
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 …
List M (not shown) consists of 8 different integers, each of which is…
May 4, 2016
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 …
At what speed was a train traveling on a trip when it had…
May 4, 2016
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 …
If a certain animated cartoon consists of a total of 17280
May 4, 2016
GMAT OFFICIAL GUIDE DS Solution: We are given that an animated cartoon consists of a total of 17,280 frames. We must determine how many minutes it will take to …
While on a straight road, Car X and Car Y are traveling at…
May 4, 2016
GMAT OFFICIAL GUIDE DS Solution: We are given that car X and car Y are traveling on a straight road at different constant rates. We also are given that …
Material A costs $3 per kilogram, and Material B costs $5 per…
May 4, 2016
GMAT OFFICIAL GUIDE DS Solution: We are given that material A costs $3 per kilogram and that material B costs $5 per kilogram. We also know that 10 kilograms …
If [x] denotes the greatest integer less than or equal to x
May 4, 2016
GMAT OFFICIAL GUIDE DS Solution: We need to determine whether = 0 where denotes the greatest integer less than or equal to x. If the rule is hard to …