The greatest common divisor of 60/216 is:
A) 2
B) 12
C) 10
D) 5
E) None of these

Question

Quizplus · Accepted Answer

We can simplify 60/216 by dividing both the numerator and denominator by their greatest common divisor. 
Factors of 60: 1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60
Factors of 216: 1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 108, 216
The greatest common divisor of 60 and 216 is 12. 
60/216 = (12*5)/(12*18) = 5/18
Therefore, the greatest common divisor of 60/216 is also 12.

The Greatest Common Divisor of 60/216 Is