McGraw-Hill Education GRE 2019

Exercise: Statistics

Discrete Quantitative Questions

1. Bob’s average for three tests was 83. If he scored 72 and 94 on the first two
   tests, what was his score on the third test?
   A 81
   B 82
   C 83
   D 84
   E 85


2. Janet’s average for four tests was 75. If she scored 63 and 83 on the first
   two tests, what was her average for the last two tests?
   A 73
   B 75
   C 77
   D 79
   E 81


3. The average of a and b is 70. The average of a and c is 100. What is b – c?
   A –60
   B –30
   C 15
   D 30
   E 60


4. The set of numbers 2, 3, 5, 9, 11, x is in increasing order. If the average of
   the set equals the median, what is x?
   A 12
   B 14
   C 15
   D 30
   E 42

332 PART 4 ■ MATH REVIEW

04-GRE-Test-2018_313-462.indd 332 12/05/17 12:03 pm