Question

Select the GCF of these numbers.

48 and 60

a.) 2^2 •3
b.) 2• 11^2
c.) 3^2
d.) 2^3 • 5
e.) 13• 19^3 • 23^2

Answer 1

A. 2^2 x 3

Explanation:

2^2 x 3= 12

2x 11^2= 44

3^2 = 9

2^3 x 5= 40

13 x 19^3 x 23^2 is more than both of the numbers so it cant be the answer

Answer 2

The biggest common factor out of these options is 12 or as put in the question: 2^2 • 3. To confirm that 12 is a common factor, divide 48 and 60 by 12. The answers are all while numbers.