Question

Divide 108 between a and b in the ratio 1/5:1/7

Answer 1

A:B =  1/5 : 1/7

      = 1/5 ×35 : 1/7 ×35

       =  7 : 5

∴ A's share = 7/12×108 = 63

and B's share  = 5/12 ×108 = 45

OK

MARK ME AS BRAIN LI EST.

THANKS.