Mahadi

Call

Speed of train relative to jogger = (45-9) km/hr

                                                         = 36 km/hr
                                                         = 10 m/sec
Now,
Distance to cover = 240 + 120 = 360 m

Here, t= Time

S= Distance, v= Velocity 

We know,
t= s/v
  =360/10

  =36 sec

So, In 36 sec time the train will pass the jogger.

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