0
Anonymous
The GCF is 3.
Wiki User
The GCF is 1.
9
It is: 12
The GCF is 2.
The GCF is 9.
It is 12*(5 - 3).
3 is the greatest common factor of 18, 15 and 36.
18
The GCF is 12.
The only common factor of 36 and 75 is 3.
Three