Question

from the choices given below mark the co prime number a)5,8b)2,4c)2,6d)2,110​

Answer 1

Answer:

a 5,8 because their hcf is1

Answer 2

from the choices given below the co prime numbers are (5, 8)

Option (a) is correct.

The factors of 2 are 1, 2

The factors of 4 are 1, 2, 4

The factors of 5 are 1, 5

The factors of 6 are 1, 2, 3, 6

The factors of 8 are 1, 2, 4, 8

The factors of 110 are 1, 2, 5, 10, 11, 22, 55, 110

Co prime numbers - the numbers are said to be co prime, when they have no common factors other than 1.

In given options, only (5, 8) have only 1 as their common factor.

Therefore, 5 and 8 are co prime numbers.