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Suppose the telegraph poles on a railway track are 30 m apart , how many poles will be passed by a train in 2 hours if the speed of the train is 90 km an hour ?

7540

8750

6000

5240

Explanation:

Solution:
Train travels the dist. = 90 * 2 = 180 km = 180000m
Therefore,
the no. of poles = 180000/30 = 6000 poles

By: Pranav Gupta

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