A train 120 m in length crosses a telegraph post in 6 seconds. The speed of the train is?	Options:
A) 72 kmph B) 88 kmph C) 54 kmph D) 18 kmph E) 19 kmph
S = 120/6 * 18/5= 
<gadget id="calculator">120/6 * 18/5</gadget>
<output>72</output>
72 kmph   72 kmphnswer: 72 kmph
<result>A</result>
A train 120 m in length crosses a telegraph post in 6 seconds. The speed of the train is?