DS – Testing Cases

Official Guide practice (find these in your Official Guide or at www.gmatclub.com) Write the AD / BCE answer grid on your paper before solving each of these problems. Use the strategy of testing cases: if you can find 2 cases that agree with the statement and give different answers to the question then that statement is insufficient.

DS02541 How many men are in a certain company’s vanpool program?

DS03138 In a certain class, some students donated cans of food

DS06662 If sequence S has 120 terms,

DS00660 What was the range of the selling prices of the 30 wallets

DS08723 Three houses are being sold through a real estate agent

DS15377If a is a 3-digit integer and b is a 3-digit integer,

DS04366 A, B, C, and D are points on a line.

DS11602.01 If the 1st term of a sequence is 0 and the 2nd term is 1,

DS21602.01 Is the sum of four particular integers even?

DS90602.01 Three children inherited a total of X dollars.