Solution: The volume of a sphere is $\frac{4}{3}\pi (2x)^3 = \frac{4}{3}\pi (8x^3) = \frac{32}{3}\pi x^3$. The volume of a hemisphere is $\frac{2}{3}\pi (3x)^3 = \frac{2}{3}\pi (27x^3) = 18\pi x^3$. The ratio of the volumes is:

Wed, 06 May 2026 06:21:43 +0000

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