Rate list of some liquids purchased by Rajneesh 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, Rajneesh will use 30% discount in (.........) Item and he will pay (........) rupee to the shopkeeper.
In the problem, Rajneesh has to invest 100 rupee in 5 litre milk, 80 rupee in 1 litre oil and 60 rupee in 0.5 litre cream, therefore for getting maximum profit he will use 30% discount in milk of maximum price then 20% in oil and 10% in cream of minimum price.