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How many seconds will a 500 m long train take to cros a man walking with a speed of 3 kmph in the direction of the moving train if the speed of the train is 63 kmph
a)25 b)30 c)40 d)45

Read Solution (Total 2)

time=distance(here length of the train)/relative speed (63-3)
thus time=500/60*5/18=500*18/ 60*5
=30 seconds (B)
11 years agoHelpfull: Yes(0) No(0)

ans b)30secs
5 years agoHelpfull: Yes(0) No(0)

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