1.

A Jogger Running At 9 Km/hr Along Side A Railway Track Is 240 M Ahead Of The Engine Of A 120 M Long Train Running At 45 Km/hr In The Same Direction. In How Much Time Will The Train Pass The Jogger?

Answer»

Speed of train RELATIVE to jogger = 45 - 9 = 36 km/hr.

= 36 * 5/18 = 10 m/sec.

Distance to be COVERED = 240 + 120 = 360 m.

Time taken = 360/10 = 36 sec.

Speed of train relative to jogger = 45 - 9 = 36 km/hr.

= 36 * 5/18 = 10 m/sec.

Distance to be covered = 240 + 120 = 360 m.

Time taken = 360/10 = 36 sec.



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