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  3. 9th Class
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9th Class Science Sample Paper Science Olympiad Model Test Paper-19

  • question_answer
    A cyclist takes 180 second to complete one round of a circular track. If the radius of the circular track is 90 metres, then calculate his/her speed.

    A) 3.14 m/sec

    B) 6.56 m/sec

    C) 4.25 m/sec

    D) 5.14 m/sec

    E) None of these

    Correct Answer: A

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