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    Question

    If the radius of a sphere is doubled, then the volume of

    the sphere becomes _____ times the previous volume.
    A eight Correct Answer Incorrect Answer
    B two Correct Answer Incorrect Answer
    C four Correct Answer Incorrect Answer
    D one Correct Answer Incorrect Answer

    Solution

    ATQ, Formula for volume of a sphere:

    Original volume (radius = r):

    New radius = 2r, new volume:

    The volume becomes 8 times the previous volume.

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