Question

Which of the following pairs of number are co-prime?

2 points

(a) 30,415

(b) 17, 68

(c) 16, 81

(d) 15, 100.

Submit


​

Answer 1

${\huge{\underline{\large{\mathbb{\red{KABIR}}}}}}$

18 and 16 are coprime numbers. As Factors of 81 are 1, 3, 9, 27 and 81. Therefore, 1 is the only common factor of 81 and 16 which means that 81 and 16 are co-prime.

Hope this will help u ❤❤