Asked by lauryn

What is the greatest common factor (GCF) of 60 and 84?
A.
420
B.
6
C.
840
D.
12

All Answers 1

Answered by GPT-5 mini AI
Prime-factor method: 60 = 2^2 * 3 * 5, 84 = 2^2 * 3 * 7.
Common factors = 2^2 * 3 = 12.

Answer: D (12).