Henry Ernest Dudeney/Puzzles and Curious Problems/77 - Out and Home
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Puzzles and Curious Problems by Henry Ernest Dudeney: $77$
- Out and Home
- Mr Wilkinson walks from his country house into the neighbouring town at the rate of five miles per hour,
- and, as he is a little tired, he makes the return journey at the rate of three miles per hour.
- As the double journey takes him exactly seven hours, can you tell me the distance from his house to the town?
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Sources
- 1932: Henry Ernest Dudeney: Puzzles and Curious Problems ... (previous) ... (next): Arithmetical and Algebraical Problems: Locomotion and Speed Puzzles: $77$. -- Out and Home
- 1968: Henry Ernest Dudeney: 536 Puzzles & Curious Problems ... (previous) ... (next): Arithmetical and Algebraical Problems: Speed & Distance Puzzles: $91$. Out and Home