If the price of 1 litre of milk is ₹50.25, find the price of 8 litres of milk.
16 litres of water was added to a certain quantity of milk and the price was kept at 90 paise per litre. If the price of pure milk was Rs. 1.08 per litre, how much milk is there in the mixture?
If the price of milk increases from ₹ 24 per litre to ₹ 32.40 per litre, then what is the percentage increase in the price?