A 200 m long rain is running at a speed of 54 km/hr. On the paralle – McqOptions

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1.	A 200 m long rain is running at a speed of 54 km/hr. On the parallel and a different track, another train 300 m long is running at a speed of 72 km/hr. Both the trains are running in the same directio
A.	90 sec
B.	100 sec
C.	120 sec
D.	150 sec
Answer» C. 120 sec

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