A person bought a TV for Rs. 18000. He made an initial down payment of Rs. 'Y' and decided to pay the rest in installments at compound interest of 20% p.a. If he returned the money in two equal installments of Rs.10368 each, find the value of 'Y'?
1
Rs. 2160
2
Rs. 2260
3
Rs. 2360
4
Rs. 2460
5
Rs. 2560