Henry Ernest Dudeney/Puzzles and Curious Problems/41 - Ancient Problem
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Puzzles and Curious Problems by Henry Ernest Dudeney: $41$
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- Ancient Problem
- Here is an example of the sort of "Breakfast-time Problem" propounded by Metrodorus in A.D. $310$.
- Demochares has lived one-fourth of his life as a boy;
- one-fifth as a youth;
- one-third as a man;
- and has spent thirteen years in his dotage.
- How old is this gentleman?
Click here for solution
Historical Note
Dudeney points out in his Puzzles and Curious Problems that this puzzle was propounded by Metrodorus in A.D. $310$.
Sources
- 1932: Henry Ernest Dudeney: Puzzles and Curious Problems ... (previous) ... (next): Arithmetical and Algebraical Problems: Age and Kinship Puzzles: $41$. -- Ancient Problem
- 1968: Henry Ernest Dudeney: 536 Puzzles & Curious Problems ... (previous) ... (next): Arithmetical and Algebraical Problems: Age Puzzles: $36$. Ancient Problem