MP Police Constable 6-Feb-2022 Shift 1 Solved Paper

There are two vessels A and B. Vessel A is containing 55 L of Pure milk and vessel B is containing 35 L of pure water. From vessel A, 5L of milk is taken out and poured into vessel B. Then, 10 L of mixture (milk and water) is taken out from vessel B and poured into vessel A. What is the ratio of the quantity milk in vessel A to the quantity of pure water in vessel B?