Question

Which is the co prime number for 85, 70, 17, 51, 16, 21, 34

Answer 1

The co prime number for
85 is 86
70 is 71
17 is 18
51 is 52
16 is 17
21 is 22
34 is 35
This is because co prime numbers have their HCF(GCD) as 1.
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