Question

The HCF of this pair of numbers is not 1 option 1)13 17 2)29 20 3)40 20 4)14 15​

Answer 1

Answer:

3) 0ption is correct

HCF of 40,20 is not 1

Remaining options have HCF as 1

Step-by-step explanation:

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Answer 2

Here you go

Answer : 3)40,20 & 4)14,15.

Explanation : Prime numbers have the HCF of 1. Therefore we have to choose the pair which do not have any prime numbers. So,we will get the pair of numbers which do not have 1 as their HCF.

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