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9th Class Mathematics Sample Paper Maths Olympiad Model Test Paper-8

  • question_answer
    A solid metal ball of diameter 16 cm is melted and cast into smaller balls, each of radius 1 cm. The number of such balls is:

    A)  256                             

    B)  512

    C)  2048                           

    D)  4096

    E)  None of these

    Correct Answer: B

    Solution :

     Not Available


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