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Question
The number of solid cubes of side 3 m can be cut from a solid cuboid measuring 18 m × 12 m × 9 m is
The number of solid cubes of side 3 m can be cut from a solid cuboid measuring 18 m × 12 m × 9 m is
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Solution
The correct option is A 72
Volume of the cuboid = 18 × 12 × 9 m3 .
Volume of each cube to be cut is = 3 × 3 × 3 m3.
Hence number of cubes that can be cut out from the cuboid is 18×12×93×3×3 = 72.
Volume of the cuboid = 18 × 12 × 9 m3 .
Volume of each cube to be cut is = 3 × 3 × 3 m3.
Hence number of cubes that can be cut out from the cuboid is 18×12×93×3×3 = 72.
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