Three persons A, B and C have started a business with a total investment of Rs. 5 lakhs. In this A invested Rs. 40,000 more than B, while B's investment is Rs. 50,000 more than that of C. If the share of B in the year-end profit is Rs. 25,500 then the share (in rupees) of A in the profit is?
1
21,000
2
31,500
3
35,500
4
18,000