A 20 liter solution contains 30% milk and the rest, water. how much milk must be added to the solution to obtain equal volumes of milk and water in the solution?

If 50 L of milk solution has 40 % milk in it , then how much milk should be added to make it 60 % in the solution ?

A solution of 165 litres contains 80% of acid and the rest water. How much water must be added to the above solution such that the resulting mixture contains 25% water ?

A solution of 150 litres contains 60% of milk and the rest is water. How much water must be added to the above about solution such that the resulting mixture contains 50% of water (in litres) ?

In a solution of 45 litres of milk and water, 40% is water. How many litres of milk must be added to become the ratio of milk and water 5 : 3 ?

A solution of 30 litres of milk and water, has 70% milk. How many litres of water must be added so that the volumes of milk and water will be in the ratio 3 : 2 ?

250 mL of water is added to 750 mL of milk. Find the ratio of milk and water in the solution.

175 litres of a solution contains 88% of acid and the rest water. How many liters of water must be added such that the resulting mixture contains 23% of water ?