A and B start a business jointly. A invests Rs 16000 for 8 month and B remains in the business for 4 months. Out of total profit, B claims 2/7 of the profit . How much money was contributed by B? Choose the correct choice:
A) 12800
B) 13000
C) 11500
D) 12500
E) 12000
B claims 2/7 of the profit   12800 claims remaining 5/7 of the profit   =&gt; 12800 : B =5/7:2/7=5:2   Let the money contributed by B =b   Then 12800:B =16000×8:b×4   Therefore,   16000×8:b×4=5:2   16000×8×2=b×4×5   16000×2×2=b×5   3200×2×2=b   b=12800   12800nswer is 12800.
<result>A</result>
A and B start a business jointly. A invests Rs 16000 for 8 month and B remains in the business for 4 months. Out of total profit, B claims 2/7 of the profit . How much money was contributed by B?