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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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