Question

Find the HCF of the following by the method of prime factorisation
42 and 84
b. 36 and 63
d. 12, 18 and 27
18, 24 and 32
g. 25, 65 and 95
h. 64, 80 and 120
25 and 90
f. 22.66 and 121
1. 108, 136 and 152
e​

Answer 1

Answer:

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Answer 2

Answer:

Step-by-step explanation:

63=36×1+27

36=27×1+9

27= 9×3+0 hcf is 9