MCQOPTIONS
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MCQOPTIONS
| 1. |
A vessel full of pure acid contains 10 litres of it, of which 2 litres are withdrawn. The vessel is then filled with water. Next 2 litres of the mixture are withdrawn, and again the vessel isfilled up with water. The ratio of the acid left in the vessel with that of the original quantity is |
| A. | 1 : 5 |
| B. | 4 : 5 |
| C. | 4 : 25 |
| D. | 16 : 25 |
| Answer» E. | |