MCQOPTIONS
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| 1. |
A can contain a mixture of two liquids A and B in the ratio 7: 5. When 9 litres of a mixture are drawn off and the can is filled with B, the ratio of A and B becomes 7: 9. How many litres of liquid A was contained by the can initially? |
| A. | 11 |
| B. | 10 |
| C. | 21 |
| D. | 23 |
| Answer» D. 23 | |