Question

find the L.C .M and H.C.F of 8\9 ,10\27 and 16\81.

Answer 1

hcf of 8/9, 10/27, 16/81 = (hcf of 8, 10, 16)/(lcm of 9, 27, 81)

=2/81.

LCM of 8/9, 10/27, 16/81=(LCM of 8, 10, 16)/(HCF of 9,27,81)

Answer 2

8,10,16are the LCM
and 9,27,81 are the HCF