The H.C.F. of 45, 75, and 105 is 15.

The L.C.M. of 18, 24, and 30 is 180.

The two numbers are co-prime since their H.C.F. is 1.

The two numbers are co-prime since their H.C.F. is 1.

The product of the two numbers is H.C.F. * L.C.M. = 5 * 100 = 500.

The numbers are 3*2 and 4*2, which are 6 and 8.

The H.C.F. of 24 and 36 is 12.

The H.C.F. of 64 and 48 is 16.

The L.C.M. of 14 and 35 is 70.

The L.C.M. of 8 and 12 is 24.

The L.C.M. of 9 and 15 is 45.