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3 glasses of capacity 2 liters, 5 liters and 9 liters contain mixture of milk and water with milk concentrations 90 %, 80 % and 70 % respectively. The contents of 3 glasses are emptied into a large vessel. Find the milk concentration and ratio of milk to water in the resultant mixture —
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- 121 : 39
- 131 : 49
- 39 : 121
- 49 : 131
Correct Option: A
Given :- The Capacity of glasses are 2 litres, 5 litres and 9 litres .
Concentrations of milk and water are 90%, 80% and 70% respectively.
| Ratio are | = 9 : 1, | = 4 : 1, | = 7 : 3 | 10 | 20 | 30 |
Hence , required answer will be 121 : 39 .
