Student: A train 150 meters long completely crosses a 240 meters long bridge in 42 seconds. What is the speed of the train is?\nOptions:\n(A) 32\n(B) 33\n(C) 88\n(D) 66\n(E) 09.
Another student: Let's say, hmmm...

User
S = (150 + 240)/42 = 390/42 * 18/5 = 33 Final answer: (B).
Assistant