other govt exam CBSE Assistant Secretary 2024 Mock Tests Quantitative Aptitude Mixture Problems To Make a Mixture from Two Mixtures
A vessel contained a solution of acid and water, in which water was 64%. Four litres of the solution was taken out of the vessel and the same quantity of water was added. If the resulting solution contains 30% acid, the quantity (in litres) of the water in the solution, at the beginning in the vessel, was:
1
11.36
2
15.36
3
8.64
4
12.64