Question

what is the H.C.F.of 18, 42, 24,?
A) 2
B) 6
C) 18
D) 24​

Answer 1

Answer:

(b) 6

Step-by-step explanation:

6

Common factor method

First find all factors of the given numbers individually. Therefore, common factors of 18, 24 and 42 are 1, 2, 3 and 6. HCF of 18, 24 and 42 is 6.