1.

Two trains A and B, 186 m and 200 m long are running at 64 km/h and 80 km/h, respectively on parallel tracks. If they are running in the opposite directions, then how much time(in seconds) will a person sitting in the first train A take to cross the other train?

A. 5.5
B. 5
C. 6
D. 4.5
Answer» C. 6


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