There are two container A and B A contains mixture of milk and water in the ratio 3 Y and B contains...........

Quantitative Aptitude (Insurance) Mixture and Alligation

There are two container A and B. A contains mixture of milk and water in the ratio 3:Y and B contains 75 L of pure water only. 75 L of mixture from A is taken out and mixed in B so that final ratio of milk and water in the B is 3 : 7. Find value of Y.