A train 110 m long is running with a speed of 82 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?
Select:
A) 7 sec B) 6 sec C) 8 sec D) 4.5 sec E) 2 sec
Speed of train relative to man = 82+ 6= 
<gadget id="calculator">82+ 6</gadget>
<output>88</output>
88 km/hr.= 88 * 5/18 = 24.44 m/sec.   Time taken to pass the men = 110 /24.44   = 4.5 sec.   Answer:4.5 sec
<result>D</result>
A train 110 m long is running with a speed of 82 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?