Question

If a and b are relatively prime then what is their HCF ?

Answer 1

HCF of any two relative prime number is 1

Example:
2 and 3 two relative prime number.

HCF of 2 and 3:

2 = 2 × 1
3 = 3 × 1

Common factor is 1 in both the number.

Hence, their HCF = 1