A train covers a distance of 54 km in 15 min. If it takes 8 sec to pass a telegraph post, then the length of the train is?	Pick.
A) 470	B) 480	C) 490	D) 500	E) 510
Speed = (54/15 * 60) km/hr = (216 * 5/18) m/sec = 60 m/sec.   Length of the train = 60 * 8= 
<gadget id="calculator">60 * 8</gadget>
<output>480</output>
480 m.   Answer: Option 480
<result>B</result>
A train covers a distance of 54 km in 15 min. If it takes 8 sec to pass a telegraph post, then the length of the train is?