Question

The product of two numbers is $396\times 576$ and their L.C.M. is $6336$. Find their H.C.F.

Answer 1

HCF $\times$ LCM $=$ Product of the two numbers
HCF $\times 6336=396\times 576$
$\therefore$ HCF $=\frac{396\times 576}{6336}=36$