A train 100 meters long completely crosses a 300 meters long bridge in 36 seconds. What is the speed of the train is?
Pick:
A) 32 kmph	B) 76 kmph	C) 34 kmph	D) 43 kmph	E) 40 kmph
S = (100 + 300)/36   = 400/36 * 18/5= 
<gadget id="calculator">400/36 * 18/5</gadget>
<output>40</output>
40   Answer:40 kmph
<result>E</result>
A train 100 meters long completely crosses a 300 meters long bridge in 36 seconds. What is the speed of the train is?