Rate list of some liquids purchased by Rahul is -
Item.........Rate per litre.......Amount required in litres
Milk......20/-........5
Oil........80/-........1
Cream......120/-.......0.5
A shopping mall offers a discount of 10%,20% and 30% in the rate of following items. These discounts are given according to the demand of customer.
For getting maximum profit , Rahul will use 30% discount in which item and he will pay how much rupees to the shopkeeper ?
