Question

15) is not a pair of co-prime
numbers from the following given pairs.
1) 7,15
2) 12,8
3) 29,31
4) 22,23​

Answer 1

Answer:

Ok friend, the answer is (2). 12,8

Because 12 and 8 are divisible by other numbers other then 1 and the number itself so they are not a pair of co prine numbers

Hope this helps!