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

  • question_answer
    From a circular sheet of paper of radius 25 cm, a sector area 4% is removed. If the remaining part is used to make a conical surface, then find the ratio of the radius and height of the cone.

    A)  16 : 25            

    B)  9 : 25

    C)  25 : 9              

    D)  24 : 7

    E)  None of these

    Correct Answer: D

    Solution :

     Not Available


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