A jogger running at 9 km/hr along side a railway track is 260 m ahead of the engine of a 140 m long train running at 45 km/hr in the same direction. In how much time will the train pass the jogger ?
A) 25 sec
B) 40 sec
C) 38 sec
D) 32 sec
Answers
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Answer:
D
Step-by-step explanation:
Speed of train relative to jogger = (45-9) = 36 kmph
= 36*(5/18) = 10 m/sec
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