A vessel contains total 95 liter mixture of milk & water in the ratio of 15 :…
2021
A vessel contains total 95 liter mixture of milk & water in the ratio of 15 : 4 respectively. X liter mixture of mixture taken out from the vessel and 18 liters water added in the remaining mixture, then the new ratio of milk to water becomes 3 : 2, find the value of X?
- A.
9.5
- B.
57
- C.
27.5
- D.
19
- E.
38
Attempted by 5 students.
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Correct answer: E
Initial milk:water = 75:20. After removing x litres in the same ratio and adding 18 litres water, solving (75 - 15x/19)/(20 - 4x/19 + 18) = 3/2 gives x = 38.