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9th Class Mathematics Sample Paper Maths Olympiad Model Test Paper-5

  • question_answer
    The diametre of the wheel of a bicycle is 40 cm. The speed of bicycle if it makes 1/2 revolution in 10 second is _____.

    A)  \[4\,\pi \,\,cm/\min \]                 

    B)  \[0.4\,\pi \,\,cm/\sec \]

    C)  \[4\,\pi \,\,m/\sec \]                    

    D)  \[4\,\pi \,cm/\sec \]

    E)  None of these

    Correct Answer: D

    Solution :

     Not Available


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