Two trains A and B are running at a speed of 90 kmph and 45 kmph respe – McqOptions

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1.	Two trains A and B are running at a speed of 90 kmph and 45 kmph respectively. Train B is shorter than A by 100m. Train A takes 36 seconds to cross a bridge. How long would train B take to cross the same bridge.
A.	15 m/s
B.	18 m/s
C.	20 m/s
D.	25 m/s
Answer» D. 25 m/s

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