1.

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. 87.5%
B. 80.5%
C. 81.6%
D. 88.2%
Answer» B. 80.5%


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