Henry Ernest Dudeney/Puzzles and Curious Problems/241 - A Hurdles Puzzle
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Puzzles and Curious Problems by Henry Ernest Dudeney: $241$
- A Hurdles Puzzle
- The answers given in the old books to some of the best-known puzzles are often clearly wrong.
- Yet nobody ever seems to detect their faults.
- Here is an example.
- A farmer had a pen made of fifty hurdles, capable of holding a hundred sheep only.
- Supposing he wanted to make it sufficiently large to hold double that number, how many additional hurdles must he have?
- Perhaps our readers might be interested in making a list of old puzzles that are wrong.
Click here for solution
Sources
- 1932: Henry Ernest Dudeney: Puzzles and Curious Problems ... (previous) ... (next): Geometrical Problems: Various Geometrical Puzzles: $241$. -- A Hurdles Puzzle
- 1968: Henry Ernest Dudeney: 536 Puzzles & Curious Problems ... (previous) ... (next): Geometrical Problems: Triangle, Square & Other Polygon Puzzles: $278$. A Hurdles Puzzle