defence exam CISF Constable Fireman Mock Test 2024 Quantitative Aptitude Mixture Problems To Make a Mixture from Two or More Things
How many litres of water should be added to a 60 litres mixture of milk and water containing milk and water in the ratio of 7 ∶ 3 such that the resultant mixture has 40% water in it?
1
9
2
12
3
15
4
10