A cask contains 15 gallons of a mixture of wine and water in the ratio of 2:1. How much water must be drawn off, so the ratio of wine and water in the cask may become 4:1?

Ashutosh Nautiyal

A cask contains 15 gallons of a mixture of wine and water in the ratio of 2:1. How much water must be drawn off, so the ratio of wine and water in the cask may become 4:1?

  • A. 30 litres
  • B. 2.5 litres
  • C. 5 litres
  • D. None of these
 

The correct answer is option B. 2.5 litres. Can you explain this answer in the comments?


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A cask contains 15 gallons of a mixture of wine and water in the ratio of 2:1. How much water must be drawn off, so the ratio of wine and water in the cask may become 4:1?




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