Distance between two poles is 50 meters. A train goes by 48 at a speed of kmph. In one minute how many poles will be crossed by the train ?

2 Answers on this Question

1. 17 poles per min
   48kmph=48000 meters per hr
   =800 meters per min
   the distance between two poles is 50 meters.
   if in one min he covers 800 metres ,therefore he covered
   800/15 = 16 parts.
   hence no of poles is 17.

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2. 16 poles per min
   48kmph=48000 meters per hr
   =800 meters per min
   800/50=16 poles per min

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