A sum of Rs. 7,560 is divided between A, B and C such that if their shares are diminished by Rs. 400, Rs. 300 and Rs. 260, respectively, then their shares are in the ratio 4 ∶ 2 ∶ 5. What is the original share of B?
1
Rs. 1,500
2
Rs. 1,200
3
Rs. 2,400
4
Rs. 2,700