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9th Class Mathematics Sample Paper Maths Olympiad Model Test Paper-3

  • question_answer
    The diameter of a metallic sphere is 6 cm. The sphere is melted and drawn into a wire of uniform circular cross-section. If the length of the wire is 36 m, then what is its radius equals to?

    A)  0.1 cm

    B)  0.01 cm

    C)  0.001 cm                     

    D)  1.0 cm

    E)  None of these

    Correct Answer: A

    Solution :

     Not Available               


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