SSC CPO 11 Dec 2019 Shift 2 Paper

A sum (in Rs.) is distributed between A, B and C in the ratio 9 : 6 : 11. If A gives Rs. 500 from his share to C, the ratio of shares of A, B and C becomes 4 : 3 : 6. What is the sum of shares (in Rs.) of B and C, in the beginning?