A and B start a business jointly. A invests Rs.16000 for 8 months and B remains in the business for 4 months. Out of the total profit B claims 2/7th share. How much money is contributed by B?	Choose the correct choice from the following answers:
A) 12288	B) 12800	C) 27636	D) 19287	E) 19281
Explanation:   16*8: x*4 = 5:2   x = 12.8 =&gt; Rs.12800   Answer: 12800
<result>B</result>
A and B start a business jointly. A invests Rs.16000 for 8 months and B remains in the business for 4 months. Out of the total profit B claims 2/7th share. How much money is contributed by B?