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Railways PYQCBT 1 2016

RRB NTPC · Question 36

Air travels a distance of 300 m in 2 minutes and 30 seconds. What is its speed in kmph?

  1. 6.9

  2. 7.1

  3. 7.2

  4. 7.3

Show answer & explanation

Answer: (C) 7.2

Explanation

2 minutes 30 seconds = 150 s, so speed = 300/150 = 2 m/s. To convert to km/h, multiply by 18/5: 2 × 18/5 = 7.2 km/h.