Find the highest common factor of 36 and 84.

1.

Find the highest common factor of 36 and 84.

[A].	4
[B].	6
[C].	12
[D].	18

Answer: Option C

Explanation:

36 = 2² x 3²

84 = 2² x 3 x 7

H.C.F. = 2² x 3 = 12.

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