If shares of two persons in profits are Rs.400 and Rs.500 then ratio of their capitals is
Choices
A) 3 : 4
B) 4 : 5
C) 4 : 3
D) 1 : 3
E) 1 : 2

Rationale: "profit = time * capital so 400 : 500 = 4 : 5 answer : b"
Answer: B