A jogger running at 9 km/hr along side a railway track is 240 m ahead of the engine of a 150 m long train running at 45 km/hr in the same direction. In how much time will the train pass the jogger?  Pick
A) 39  B) 27  C) 36  D) 88  E) 12
Speed of train relative to jogger = 45 - 9= 
<gadget id="calculator">45 - 9</gadget>
<output>36</output>
36 km/hr.= 36 * 5/18= 
<gadget id="calculator">36 * 5/18</gadget>
<output>10</output>
10 m/sec.   Distance to be covered= 240 + 150= 
<gadget id="calculator">240 + 150</gadget>
<output>390</output>
390 m.   Time taken= 390/10= 
<gadget id="calculator">390/10</gadget>
<output>39</output>
39 sec.   39nswer: 39
<result>A</result>
A jogger running at 9 km/hr along side a railway track is 240 m ahead of the engine of a 150 m long train running at 45 km/hr in the same direction. In how much time will the train pass the jogger?