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If 4 litres of water is evaporated on boiling from 12 litres of salt solution containing 7 percentage salt, the percentage of salt in the remaining solution is
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- 10.5%
- 11.5%
- 12%
- 13%
Correct Option: A
In 12 litres salt solution,
| Salt = | = 0 84 . units | 100 |
| Water = | = 11.16. units | 100 |
After evaporation,
| Percentage of salt = | × 100 = 10.5% | 8 |
