Question

Find the HCF of $6,72$ and $120$

Answer 1

$6$, $72$ and $120$

Factors of $6=2\times 3$
Factors of $72=2\times 2\times 2\times 3\times 3$

Factors of $120=2\times 2\times 2\times 3\times 5$

Thus, H.C.F of $6$, $72$ and $120$ $=2\times 3=6$