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SSC Sample Paper SSC CGL - Sample Paper-3

  • question_answer
    If the volume and surface area of a sphere are numerically the same, then its radius is

    A)  1 unit              

    B)  2 units

    C)  3 units

    D)  4 units

    Correct Answer: C

    Solution :

    Let the radius of the sphere be r units. According to the question,             \[\frac{4}{3}\pi {{r}^{3}}=4\pi {{r}^{2}}\] \[\Rightarrow \]   \[r=3\] units      


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