A 600 meter long train crosses a signal post in 40 seconds. How long will it take to cross a 3 kilometer long bridge, at the same speed?\nOptions:\n(A) 4\n(B) 5\n(C) 6\n(D) 7\n(E) 8 Now, let's think a bit. Some random thoughts:
User
S = 600/40 = 15 mps\nS = 3600/15 = 240 sec = 4 min
The final answer: (A).
Assistant