a) 440 m3
b) 480 m3
c) 508 m3
d) 520 m3
Answer: a
Explanation: Volume of the remaining solid :
= Volume of the cube – Volume of the cuboid cut out from it
= [(8 × 8 × 8) – (3 × 3 × 8)] m3
= (512 – 72) m3
= 440 m3
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