Question

Which number is a common factor of 27 and 45? A) 5 B) 9 C) 12 D) 15

Answer 1

Answer:

We found the factors and prime factorization of 27 and 45. The biggest common factor number is the GCF number. So the greatest common factor 27 and 45 is 9.

Step-by-step explanation:

Answer 2

9 is the common factor of both 27 and 45 cause 9 * 5 is 45 and 9*3 is 27