Henry Ernest Dudeney/Puzzles and Curious Problems/71 - The Three Motor-Cars
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Puzzles and Curious Problems by Henry Ernest Dudeney: $71$
- The Three Motor-Cars
- Three motor-cars travelling along a road in the same direction are, at a certain moment, in the following positions in relation to one another.
- Andrews is a certain distance behind Brooks,
- and Carter is twice that distance in front of Brooks.
- Each car travels at its own uniform rate of speed,
- with the result that Andrews passes Brooks in seven minutes,
- and passes Carter five minutes later.
- Now, in how many minutes after Andrews would Brooks pass Carter?
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Sources
- 1932: Henry Ernest Dudeney: Puzzles and Curious Problems ... (previous) ... (next): Arithmetical and Algebraical Problems: Locomotion and Speed Puzzles: $71$. -- The Three Motor-Cars
- 1968: Henry Ernest Dudeney: 536 Puzzles & Curious Problems ... (previous) ... (next): Arithmetical and Algebraical Problems: Speed & Distance Puzzles: $85$. The Three Cars