A train 500 m long can cross an electric pole in 20 sec and then find the speed of the train? Select:
A) 90
B) 67
C) 28
D) 26
E) 27
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   90nswer:90
<result>A</result>
A train 500 m long can cross an electric pole in 20 sec and then find the speed of the train?