What is the least common multiple (LCM) of 6 and 9?
Difficulty: Medium
About this MCQ
Medium SAT item. Correct choice: A. 18.
- A. 18 ✓
- B. 3
Why not B: “3” is not 18.
- C. 54
Why not C: “54” is not 18.
- D. 24
Why not D: “24” is not 18.
Correct answer
A. 18
Explanation
18 is the value that answers “What is the least common multiple (LCM) of 6 and 9” (option A). Option B (3) is a different value from 18. Option C (54) is a different value from 18. Option D (24) is a different value from 18. Keep 18 as the SAT fact for this stem.
Source: Original practice question, MCQsHub
Tags: SAT, American Exams, Quant, Number Properties
Submitted by: MCQsHub Editorial
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