A Train requires 8 seconds to pass a pole while it requires 18 seconds to cross a stationary train which is 400 mtrs long. Find the speed of the train.  Choose the correct choice from the following answers
A) 144 kmph B) 124 kmph C) 134 kmph D) 150 kmph E) 160 kmph
In 8s the train crosses the pole and in 18 sec the train crosses one more stationary train   In 10 sec the train travels a distance of 400 mtrs   Speed = 400/10= 
<gadget id="calculator">400/10</gadget>
<output>40</output>
40 m/s= 40 (3600/1000) = 40 * 18/5= 
<gadget id="calculator">40 * 18/5</gadget>
<output>144</output>
144 kmph   144 kmphnswer: 144 kmph
<result>A</result>
A Train requires 8 seconds to pass a pole while it requires 18 seconds to cross a stationary train which is 400 mtrs long. Find the speed of the train.