A solid box is 15 cm by 10 cm by 8 cm. A new solid is formed by removing a cube 3 cm on a side from each corner of this box. What percent of the original volume is removed?
(A) 4.5 (B) 9 (C) 12 (D) 18 (E) 24
ANSWER: B
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A solid box is 15 cm by 10 cm by 8 cm. A new solid is formed by removing a cube 3 cm on a side from each corner of this box. What percent of the original volume is removed?
(A) 4.5 (B) 9 (C) 12 (D) 18 (E) 24
ANSWER: B