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by William Armstrong
15 Dec 2012
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Beer Barrel Puzzle

Genre: Math Puzzle Rating: 4 - Medium Source: Henry Dudeney
Brain Functions: Logic / Exact Calculations Hint    Solution

A shop owner purchased five barrels filled with wine and one filled with beer. The volume of each barrel is shown below. The merchant kept the beer for himself and sold all of the wine to two customers. One customer bought twice as much wine as the other. Which barrel contains the beer?

Beer Barrel Puzzle

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