# The volume of a cubical box is 512 cm3. The length of a side of a box is:

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The volume of a cubical box is 512 cm3. The length of a side of a box is:
1. 7 cm
2. 8 cm
3. 9 cm
4. 6 cm

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Correct Answer - Option 2 : 8 cm

Given:

The volume of a cubical box = 512 cm3

Concept used:

Volume of a cube = (side)3

Detailed solution:

(side)3 = 512

⇒ side = $\sqrt[3]{512}$

⇒ side = 8

∴ the length of a side of the box is 8 cm