In a mixture, milk and water are in ratio of 2:3. Some milk is added to the mixture because of which ratio of milk

In a mixture, milk and water are in ratio of 2:3. Some milk is added to the mixture because of which ratio of milk and water becomes 2:1. How much milk was added as a percentage of initial mixture?

(a) 75%

(b) 60%

(c) 80%

(d) 50%

Sol: