X, Y and Z invested Rs. 4,000, Rs. 6,000 and Rs. 8,000 respectively in a business. They invested the money for 3, 2 and 4 years respectively, If the total profit is Rs. 56,000, then what is the share of Y in the profit?
1
Rs. 18,000
2
Rs. 12,000
3
Rs. 15,000
4
Rs. 9,000