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15 liters of a mixture contains 20 % alcohol and the rest water. If 3 liters of water be mixed in it, the % of alcohol in the new mixture will be —
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- 17
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16 2 3 -
18 1 2 - 15
Correct Option: B
According to question , we have
Initially, the mixture contains 3 litre of alcohol and 12 litre of water afterwards, the mixture contains 3 litre of alcohol and 15 litre of water.
| ∴ Percentage of alcohol = |  | × 100 |  | % | 18 |
| Hence , Required Percentage of alcohol = 16 | % | |
| 3 |
