Henry Ernest Dudeney/Puzzles and Curious Problems/294 - The Keg of Wine
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Puzzles and Curious Problems by Henry Ernest Dudeney: $294$
- The Keg of Wine
- A man had a $10$-gallon keg of wine and a jug.
- One day he drew off a jugful of wine and filled up the keg with water.
- Later on, when the wine and water had got thoroughly mixed, he drew off another jugful, and again filled up the keg with water.
- The keg then contained equal quantities of wine and water.
- What was the capacity of the jug?
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Sources
- 1932: Henry Ernest Dudeney: Puzzles and Curious Problems ... (previous) ... (next): Magic Square, Measuring, Weighing, and Packing Problems: $294$. -- The Keg of Wine
- 1968: Henry Ernest Dudeney: 536 Puzzles & Curious Problems ... (previous) ... (next): Combinatorial & Topological Problems: Liquid Pouring Puzzles: $406$. The Keg of Wine