state gov OSSC CGL (Combined Graduate Level) Mock Test 2025-26 Quantitative Aptitude Mixture Problems
3 litres are drawn from a cask full of wine and is then filled with water. This operation is performed once more. The ratio of the quantity of wine now left in cask to that of the water is 16 ∶ 9. How much wine does the cask hold originally? (In liters)
1
15
2
9
3
11
4
13