A tub contains 60 litres of milk. From this tub, 6 litres of milk was taken out and replaced with water. This whole process was repeated further two more times. How much milk is there in the tub now?

Three varieties A, B and C of rice are mixed together in the ratio 1:1:3 respectively. The price of rice A is Rs 127 per kg and that of rice B is Rs 135 per kg. If the price of the mixture is Rs. 152 per kg, then the price per kg of rice of type C is:

From a drum filled with 48 litres of soya milk, 12 litres of soya milk was taken out and replaced by an equal amount of cow milk. The process was further repeated twice. How much soya milk is left in the drum now?

In what ratio, water must be added to dilute honey costing ₹ 320 per liter so that the resulted syrup would be worth ₹ 280 per liter?

In what ratio water be added to dilute honey costing ₹120 per litre so that the resulting syrup would be worth ₹100 per litre?

If a container contains 't' units of a particular liquid. Out of which 's' units are taken out and replaced by water. Then after $p-1$ operations, the quantity of pure liquid left in the container is given by:-

The quantity of water that must be added to 36 litres of milk at $2\frac{1}{2}$ litres for ₹ 120 so as to have mixture worth ₹ 36 for a litre is :