Just 1.
25 is not divisible by 85.
No. 85 is not evenly divisible by nine.
85
1. The 2 numbers have no other common factors; they are relatively prime.
85 is not exactly divisible by 4. Dividing 85 by 4 gives 21 with a remainder of 1.
Multiples of 1105
No - 85/10 = 8.5.
All numbers are divisible by 1.
No.
The rule is: if a number is divisible by 5 and 17 at the same time, that number is divisible by 85
85 isn't a prime number, it is divisible by 5