A retailer hired a room in a shopping mall at Rs. 45,000, rent per month, and started a business of garments. He spent Rs. 20,00000 to purchase different garment items in the first phase and marked the price of each item 30% above the cost price. Then he allowed 10% discount on each item and sold it to customers. His monthly miscellaneous expenditure was Rs. 15,000 and the item of worth 10% of investment remained as stocks after two months. find selling price of goods and gross profit​