How long will it take a 1 kilometre long goods train travelling at 25 kilometre per hour to get completely through a bridge that is one kilometre long
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Answer:
4.8 minutes
Step-by-step explanation:
Time= Total Distance/Speed
= 1+1 / 25
= 2 / 25 hours
Into minutes,
(2 / 25) * 60
= 4.8
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