A jar contains only red and blue marbles in a ratio of 4:6. If there are 36 blue marbles, how many red marbles are there?
Difficulty: Medium
About this MCQ
Medium GRE item. Correct choice: B. 24.
- A. 28
Why not A: “28” is not 24.
- B. 24 ✓
- C. 36
Why not C: “36” is not 24.
- D. 60
Why not D: “60” is not 24.
Correct answer
B. 24
Explanation
24 (option B) is the accepted answer to “A jar contains only red and blue marbles in a ratio of 4:6. If there are 36 blue marbles, how many red marbles are there”. Option A (28) is a different value from 24. Option C (36) is a different value from 24. Option D (60) is a different value from 24. Keep 24 as the GRE fact for this stem.
Source: Original practice question, MCQsHub
Tags: Math, American Exams, GRE, Ratios
Submitted by: MCQsHub Editorial