A train 150 meters long completely crosses a 240 meters long bridge in 42 seconds. What is the speed of the train is? Pick one:
A) 32
B) 33
C) 88
D) 66
E) 09
S = (150 + 240)/42 = 390/42 * 18/5 = 33   Answer: 33
<result>B</result>
A train 150 meters long completely crosses a 240 meters long bridge in 42 seconds. What is the speed of the train is?