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Topic: two cities with a bridge, need help (Read 785 times) |
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nettie
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two cities with a bridge, need help
« on: Oct 23rd, 2005, 10:33pm » |
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There are two cities, with a bridge spanning the distance between the two. A man leaves City A on Sunday, tavels half a day to cross the bridge. Stays in City B for four days, then spends half a day crossing the bridge back to city A, returning on the same Sunday. How did the man accomplish this?
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Three Hands
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Re: two cities with a bridge, need help
« Reply #2 on: Oct 24th, 2005, 4:45am » |
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Either that or this man happens to be on a sufficiently high-speed rotation planet to allow 5 of the planetary days to pass within 24 hours, and he happened to depart early on Earth's Sunday morning... Or he's managed to travel sufficiently fast to compensate for the 4 days of rest during the half-day's travel at high velocity taking him back into the past - not sure if that works, from the very sketchy knowledge of Physics I have, but I know that the bridge would be extremely long if it does...
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