Question

The HCF of two prime number is always:
(a) 0
(b) 1
(c) 2
(d) None of these​

Answer 1

1 is the Hcf of two prime numbers

as HCF IS Highest Common Factor AND PRIME numbers either have 1 or themselves as the common Factor

Answer 2

Answer:

the HCF of 2 prime number is 1