A jar contains only red and blue marbles in a ratio of 4:2. If there are 8 blue marbles, how many red marbles are there?
Difficulty: Medium
About this MCQ
Medium ACT item. Correct choice: B. 16.
- A. 8
Why not A: “8” is not 16.
- B. 16 ✓
- C. 20
Why not C: “20” is not 16.
- D. 24
Why not D: “24” is not 16.
Correct answer
B. 16
Explanation
16 (option B) is the accepted answer to “A jar contains only red and blue marbles in a ratio of 4:2. If there are 8 blue marbles, how many red marbles are there”. Option A (8) is a different value from 16. Option C (20) is a different value from 16. Option D (24) is a different value from 16. Keep 16 as the ACT fact for this stem.
Source: Original practice question, MCQsHub
Tags: Math, American Exams, ACT, Ratios
Submitted by: MCQsHub Editorial
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