state gov UP Police Constable Mock Test Series 2025 Quantitative Aptitude Mixture Problems To Make a Mixture from Two or More Things
From a cask full of milk, 10 litres are taken out of 50 litres and is filled with water. This process was done twice. What is the quantity of milk now left in the cask?
1
20 litres
2
32 litres
3
25 litres
4
30 litres