A departmental store receives a shipment of 1,000 shirts, for which it pays Rs. 9,000. The store sells the shirts at a price 80 per cent above the cost for one month, after which it reduces the price of the shirts to 20 per cent above the cost. The store sells 750 shirts for one month and 50 per cent of the remaining shirts afterwards. How much gross income did the sales of the shirts generate(in Rs.) ?
(a)10,000
(b)10,800
(c)12,150
(d)13,500

Options

A. Rs. 10,000
B. Rs 10,800
C. Rs. 12,150
D. Rs. 13,500

Answer

D