Find the highest common factor of 36 and 84.
Answers.
A) 12  B) 10  C) 16  D) 19  E) 18
36 = 2^2 x 3^2   84 = 2^2 x 3 x 7   H.C.F. = 2^2 x 3 = 12.   12nswer: Option 12
<result>A</result>
Find the highest common factor of 36 and 84.