A and B started a business investing Rs. 90,000 and Rs 20,000 respectively. In what ratio the profit earned after 2 years be divided between A and B respectively?
Select
A) 3 : 2
B) 9 : 2
C) 18 : 20
D) 1 : 4
E) 18 : 4

Rationale: "a : b = 90000 : 20000 = 90 : 20 = 18 : 4 = 9 : 2 answer : b"
Answer: B