Question

Train ‘A’ running at a speed of 19.8 km/hr. can cross a standing goods train 4 times its length in 40 seconds. Find the time taken by 300 meters long train ‘B’ which is coming from the opposite direction of train ‘A’, with a speed of 9 m/s, to cross train ‘A’.

A 23.7sec
B 18.5sec
C 20.2sec
D 14.6sec
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