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Q: A hemispherical cup of radius 4 cm is filled to the brim with coffee. The coffee is then poured into a vertical cone of radius 8 cm and height 16 cm. The percentage of the volume of the cone that remains empty is:

A. 0.875
B. 0.805
C. 0.816
D. 0.882
Answer» B. 0.805


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