Answer:

6. What is the GCF of 65, 80, and 105? A. 5 B. 8 C. 9 D. 10

Step-by-step explanation:

5×13=65

5×16=80

5×21=105

Answer:

A. 5

Step-by-step explanation:

To get the Greates Common Factor (GCF) of 65, 80 and 105 we need to factor each value first and then we choose all the copies of factors and multiply them.