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Q: A train of length 500 m takes 25 seconds to completely cross a pole. Find its speed (in kmph)
A. 54 B. 72
C. 60 D. 90

Answer and Explanation

Answer:72

Explanation:
Speed of the train
=> Length of the train / time taken to cross the pole = 500/25
=> 20 m/sec = 72

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