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      Question

      Meera noticed the sound of fireworks from a distance of 2.1

      kilometers, reaching her after 24 seconds. Find out the speed of the sound.
      A 55.8 m/s Correct Answer Incorrect Answer
      B 87.5 m/s Correct Answer Incorrect Answer
      C 63.5 m/s Correct Answer Incorrect Answer
      D 95.4 m/s Correct Answer Incorrect Answer

      Solution

      ATQ,

      Speed of sound

      = (2.1 × 1000) / 24

      = 2100 / 24

      = 87.5 m/s

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