a retailer hire a room in a shopping mall at rs 45000 rent per Month and started a bussines of garment. he spent rs 2000000 to purchase different garment items in yhe first phase and marked the price of each item 30% above the cost price. then he allowed 10% discount on each item and sold to customers. his monthly miscellaneous expenditure was rs 15000 and the items of worth 10 % of the investment remained as stocks after two months.