Mathematics A cuboid metal box of dimensions 90cm×20cm×15cm was melted and cast into a cube, then the side of the cube is

$A cuboid metal box of dimensions 90 cm \times 20 cm \times 15 cm was melted and cast into a cube, then the side of the cube is$

Volume of cube

$=$

Volume of cuboid box

$a 3 = 90 × 20 × 15$

$a 3 = 27000$

$a = 270003 = 30 × 30 × 30 3 = 30 c m$

$∴$

Edge of cube

$=$

30 cm

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