A train 500 m long can cross an electric pole in 20 sec and then find the speed of the train?	Choose the correct choice.
A) 87 Kmph	B) 97 Kmph	C) 72 Kmph	D) 90 Kmph	E) 19 Kmph
Length = Speed * time   Speed = L/T   S = 500/20= 
<gadget id="calculator">500/20</gadget>
<output>25</output>
25 M/Sec   Speed= 25*18/5 (To convert M/Sec in to Kmph multiply by 18/5)   Speed = 90 Kmph   Answer: 90 Kmph
<result>D</result>
A train 500 m long can cross an electric pole in 20 sec and then find the speed of the train?