If shares of two persons in profits are Rs.400 and Rs.800 then ratio of their capitals is
Select
A) 3 : 4 B) 2 : 3 C) 4 : 3 D) 1 : 3 E) 1 : 2

Rationale: "profit = time * capital so 400 : 800 = 1 : 2 answer : e"
Answer: E