IBPS Clerk Mains 2016 Paper

A, B and C enter into a partnership. A invests ` 8000 for the whole year, B puts in ₹ 12000 at the first and increasing to ₹ 16000 at the end of 4 months, while C puts in at first ₹ 16000 but withdraw ₹4000 at the end of 9 months. Find the profit of A at the end of year, if the total profit is ` 22600.