A 125 meter long train crosses a man standing on the platform in 5 sec. What is the speed of the train?  Choose one:  A) 229  B) 108  C) 278  D) 126  E) 90
S = 125/5 * 18/5= 
<gadget id="calculator">125/5 * 18/5</gadget>
<output>90</output>
90 kmph   Answer: 90
<result>E</result>
A 125 meter long train crosses a man standing on the platform in 5 sec. What is the speed of the train?