A train 280 m long is running with a speed of 60 km/hr. In what time will it pass a man who is running at 6 km/hr in the direction opposite to that in which the train is going?	Choose the correct option.
A) 15	B) 6	C) 7	D) 9	E) 5
Speed of train relative to man = 60 + 6= 
<gadget id="calculator">60 + 6</gadget>
<output>66</output>
66 km/hr.= 66 * 5/18 = 55/3 m/sec.   Time taken to pass the men = 280 * 3/55 = 15 sec.15nswer: 15
<result>A</result>
A train 280 m long is running with a speed of 60 km/hr. In what time will it pass a man who is running at 6 km/hr in the direction opposite to that in which the train is going?