# Which of the following statements is not true?A. The HCF of two distinct prime numbers is 1B. The HCF of two co prime numbers is 1C. The HCF of two consecutive even numbers is 2D. The HCF of an even and an odd number is even.

A. It is true because their does not exist any number other than 1 which is a factor of both the prime numbers. Hence, 1 is also the HCF.

B. It is true as Numbers which do not have any common factor other than 1 are co-prime. Hence, for them 1 is also the HCF

C. It’s true since for two consecutive even numbers, only 2 is the HCF.

D. It’s false because an odd number can never have 2 as its factor and hence the HCF can never be even.

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