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In one glass, milk and water are mixed in the ratio 3 : 5 and in another glass they are mixed in the ratio 6 : 1. In what ratio should the contents of the two glasses be mixed together so that the new mixture contains milk and water in the ratio 1 : 1 ?
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- 20 : 7
- 8 : 3
- 27 : 4
- 25 : 9
Correct Option: A
In glass I
| Milk = | , water = | ||
| 8 | 8 |
In glass II,
| Milk = | , water = | ||
| 7 | 7 |
By Alligation rule,
| ∴ Required ratio = | : | ||
| 14 | 8 |
= 20 : 7
