What is the greatest common factor (GCF) of 8 and 10?
Difficulty: Medium
About this MCQ
Medium GRE item. Correct choice: A. 2.
- A. 2 ✓
- B. 40
Why not B: “40” is not 2.
- C. 18
Why not C: “18” is not 2.
- D. 4
Why not D: “4” is not 2.
Correct answer
A. 2
Explanation
2 is the value that answers “What is the greatest common factor (GCF) of 8 and 10” (option A). Option B (40) is a different value from 2. Option C (18) is a different value from 2. Option D (4) is a different value from 2. Keep 2 as the GRE fact for this stem.
Source: Original practice question, MCQsHub
Tags: American Exams, GRE, Quant, Number Properties
Submitted by: MCQsHub Editorial