A mixture has milk and water ratio 4:3. After adding 10 L water, ratio becomes 4:5. Initial milk quantity?

In a mixture 60 litres, the ratio of milk and water 2 : 1. If this ratio is to be 1 : 2, then the quantity of water to be further added is:

Ages of Ram and Shyam are in ratio 5:2. After 5 years ratio becomes 2:1. Present ages respectively are

Three glasses P, Q and R have capacities in the ratio 1: 2 : 3. All these glasses are completely filled with mixtures of milk and water. The ratio of milk to water in P is 1: 2, in Q it is 2: 3 and i…

3 years ago, the ratio of Ramesh's and Suresh's age was 5 : 9. After 5 years this ratio would be 3 : 5. The present age of Suresh is :

10 years ago the ratio of ages of Ramesh and Rajeev was 1 : 3. 5 years hence this ratio will become 2 : 3. What is the ratio of their ages at present?