Question

A cuboid of metal measuring 27×18×12cm is melted and recasted into small cubes with an edge of 3cm. Determine the no of cubes.

(11+√7/11-√7)-(11-√7/11+√7)

Answer 1

vol of cuboid/ vol of cube
= 27× 18 × 12 / 3 × 3× 3
216 cubes

Answer 2

Volume of the metal / volume of one cube
= 27*18*12/3*3*3=9*6*4=216 cubes

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