A starts a business with $3500. After 5 months, B joins with A as his partner. After a year, the profit is divided in the
ratio 2 : 3. B's contribution in the capital is	Choose the correct choice from the following answers.
A) 7000	B) 9000	C) 8000	D) 9900	E) 7900

Rationale: ratio in which profit is divided = 2 : 3 assume that b ' s contribution to the capital = b 3500 × 12 : b × 7 = 2 : 3 ⇒ 3500 × 12 × 3 = 2 × b × 7 ⇒ b = 3500 × 12 × 3 / 2 × 7 = 500 × 6 × 3 = 9000 answer : b
Answer: B