MCQOPTIONS
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| 1. |
Two solutions S1 and S2 contain whisky and soda in the ratio 2 : 5 and 6 : 7 respectively. In what ratio these solutions be mixed to get a new solution S3, containing whisky and soda in the ratio 5 : 8 ? |
| A. | 7:9 |
| B. | 21:5 |
| C. | 23:6 |
| D. | 6:23 |
| Answer» B. 21:5 | |