2026 MSHS P1 Q23

Secondary 4

3 marks

A cuboid, with a volume of \(1215\text{ cm}^3\), is filled with cubes of volume of \(1\text{ cm}^3\).

Each side of the cuboid is at least 5 cm long.

Find the possible dimension(s) of the cuboid.[3]

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Answer:\(5\text{ cm}\times9\text{ cm}\times27\text{ cm}\) or \(9\text{ cm}\times9\text{ cm}\times15\text{ cm}\).

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