Question

begin{tabular}{r}
( frac{2^{2} times 3^{3} times 5^{5}}{2^{3} times 3^{2} times 5^{2} times 7} )
( 2^{4} times 3^{2} times 5 times 7^{2} times 11 )
( =2^{2} times 3^{2} times 5 )
( =4 times 9 times 5 )
hline 180
end{tabular}

# The H.C.F. of 22 x 33 x 55,23 x 32 52 x 7and 24 x 34 x 5 x 72 x 11is:

Solution