Please help: A manufacturer of biscuits is considering three types of gift packs containing three types of biscuits, Orange Cream (OC), Chocolate Cream(CC) and Wafers (W). Market research study conducted recently shows that three types of assortments A, B and C are in good demand. Assortment A contains not less than 40% of OC, not more than 20% of CC and any quantity of W. Assortment B contains not less than 20% of OC, not more than 40% of CC and any quantity of W. Assortment C has no restriction. The selling price per kg of assortments A, B and C are respectively Rs200, Rs 250 and Rs 120. The manufacturing capacity per day of OC, CC and W respectively 200Kg, 200 kg and 150 kg. The manufacturing costs per kg of OC, CC and W are respectively Rs 80, Rs 90 and Rs 70. Formulate a linear programming model to find the production schedule which maximizes the profit.