A starts business with Tk 3500 and after 5 months, B joins with A as his partner. After a year, the profit is divided between A and B in the ratio 2:3. What is B's contribution, in Tk, in the capital?
ক
9000
খ
8500
গ
8000
ঘ
7500
ঙ
None
সঠিক উত্তর: 9000