SOLUTION: A train 1000 metres long travels through a 3000 metre tunnel. Thirty seconds
pass from the time the last car has just completely entered the tunnel until the
time when the front
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Question 596009: A train 1000 metres long travels through a 3000 metre tunnel. Thirty seconds
pass from the time the last car has just completely entered the tunnel until the
time when the front of the engine emerges from the other end.
Determine the speed of the train, in kilometres per hour.
Answer by solver91311(24713) (Show Source): You can put this solution on YOUR website!
When the 1 km long train is completely inside of the 3 km long tunnel, i.e., the last car has just entered the tunnel, then the train must travel another 2 km in 30 seconds.
Do the arithmetic.
John
My calculator said it, I believe it, that settles it
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