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Three glasses of equal volume contains acid mixed with water. The ratios of acid and water are 2 : 3, 3 : 4 and 4 : 5 respectively. Contents of these glasses are poured in a large vessel. The ratio of acid and water in the large vessel is
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- 411 : 540
- 401 : 544
- 417 : 564
- 407 : 560
Correct Option: B
Let the capacity of each glass be 1 litre.
On mixing all three mixtures together,
| Acid ⇒ | + | + | |||
| 5 | 7 | 9 |
| = | |
| 315 |
| = | litre | |
| 315 |
| Water ⇒ | + | + | |||
| 5 | 7 | 9 |
| = | = | ||
| 315 | 315 |
| ∴ Required ratio = | : | ||
| 315 | 315 |
