What is the greatest common factor (GCF) of 45 and 52?

About this MCQ

Medium ACT item. Correct choice: D. 1.

Correct answer

D. 1

Explanation

1 is the value that answers “What is the greatest common factor (GCF) of 45 and 52” (option D). Option A (2) is a different value from 1. Option B (97) is a different value from 1. Option C (2340) is a different value from 1. Keep 1 as the ACT fact for this stem.

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