Question

Find the H.C.F. of the following by finding the factors :

a) 18, 27 ; b) 12, 36, 64​

Answer 1

Answer:

9

Step-by-step explanation:

The factors of 27 are 1, 3, 9, 27. The common factors of 18 and 27 are 1, 3 and 9. The greatest common factor of 18 and 27 is 9.

Answer 2

Answer:

a.18=2×3×3

27=3×3×3

hcf=3×3=9

Step-by-step explanation:

b.12=2×2×3

36=2×2×3×3

64=2×2×2×2×2×2

hcf=2

hope it helps you