A jar contains only red and blue marbles in a ratio of 3:4. If there are 8 blue marbles, how many red marbles are there?
Difficulty: Medium
About this MCQ
Medium GRE item. Correct choice: B. 6.
- A. 9
Why not A: “9” is not 6.
- B. 6 ✓
- C. 8
Why not C: “8” is not 6.
- D. 14
Why not D: “14” is not 6.
Correct answer
B. 6
Explanation
6 (option B) is the accepted answer to “A jar contains only red and blue marbles in a ratio of 3:4. If there are 8 blue marbles, how many red marbles are there”. Option A (9) is a different value from 6. Option C (8) is a different value from 6. Option D (14) is a different value from 6. Keep 6 as the GRE fact for this stem.
Source: Original practice question, MCQsHub
Tags: Math, American Exams, GRE, Ratios
Submitted by: MCQsHub Editorial
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