A Train requires 10 seconds to pass a pole while it requires 35 seconds to cross a stationary train which is 500 mtrs long. Find the speed of the train.  Choose the correct choice from the following choices:  A) 68 kmph  B) 70 kmph  C) 72 kmph  D) 60 kmph  E) 50 kmph
In 10s the train crosses the pole and in 35 sec the train crosses one more stationary train   In 25 sec the train travels a distance of 500 mtrs   Speed = 500/25= 
<gadget id="calculator">500/25</gadget>
<output>20</output>
20 m/s= 20 (3600/1000) = 20 * 18/5= 
<gadget id="calculator">20 * 18/5</gadget>
<output>72</output>
72 kmph   Answer: 72 kmph
<result>C</result>
A Train requires 10 seconds to pass a pole while it requires 35 seconds to cross a stationary train which is 500 mtrs long. Find the speed of the train.