Question

What is the HCF of 13 and 22 =_______? Fill in the blank by selecting proper alternative.
(A) 13
(B) 22
(C) 1
(D) 286

Answer 1

it's hcf is 1. here is it !

13×1 = 13

1×2×11 = 22

h.cf = 1
hope it helps !
thank you!

Answer 2

13 = 1 × 13
22 = 1 × 2 × 11



HCF ( Highest Common Factor ) is the factor which is common in given terms,




Here,
Common Factor = 1 only



Hence, HCF is 1