Question

A,B and C invest their capitals in a business.if the ratio of their period of investment are 1:2:3 and their profit are in the ratio 2:3:1 then find the ratio in which the investment are made

Answer 1

p1;p2;p3= 2;3;1 and
z1;z2;z3= 1;2;3 
p1/z1;p2/z2;p3/z3 = 2/1;3/2;1/3
so 2;3/2;1/3 = so by lcm i.e 6
2x6;9/2;2/3
12;9/2;2/3