Respuesta :
Answer: 5
Step-by-step explanation:
The most you can divide by 15 and 65 to get a whole number would be 5
The factors of 15 are 1,3,5,15
The factors of 65 are 1,5,13,65
the greatest common factor is 5
The factors of 65 are 1,5,13,65
the greatest common factor is 5