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In what time a 360 m. long train moving at the speed of 44 km/hr will cross a 140 m. long bridge ?

36 sec
39 sec
41 sec
43 sec

Correct Answer: 41 sec

Explanation:

Speed = 44 kmph x 5/18 = 110/9 m/s

We know that, Time = distance/speed

Time = (360 + 140) / (110/9)

= 500 x 9/110 = 41 sec.

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