Multiple choice

A 248 m long train running at a speed of 108 km/h overtook another train of length 112 m in 36 seconds. What is the speed of the other train?

  1. 66km/hr

  2. 70km/hr

  3. 72km/hr

  4. 75km/hr
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

When one train overtakes another, the relative speed is the difference of their speeds. Total distance covered is sum of both train lengths (248+112=360m). Relative speed = 360/36 = 10 m/s = 36 km/h. Speed of other train = 108-36 = 72 km/h.

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