A train half a kilometre long goes through a tunnel 10k long at a speed of 35km. How long does it take?

Published in Uncategorized on 5th January 2013

Question by Ray: A train half a kilometre long goes through a tunnel 10k long at a speed of 35km. How long does it take?
A long train, half a kilometre long, is about to enter a long tunnel. The tunnel is 10k long. If the speed of the train is 35kph, how long will it take for the entire train to pass through the tunnel-from the front of the train entering to the end of the train leaving the tunnel?

Best answer:

Answer by Skookum
If Q = math,
then Q ≠ geography

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