A 600 meter long train crosses a signal post in 50 seconds. How long will it take to cross a 3 kilometer long bridge, at the same speed?\nOptions:\n(A) 4 min\n(B) 2 min\n(C) 8 min\n(D) 9 min\n(E) 5 min
Please answer the following question by reasoning step-by-step.
(E)
S = 600/50 = 12 mps\nS = 3600/12 = 300 sec = 5 min.

Final answer: (E)