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Cube Root Using Prime Factorisation

A cubical of ...

Question

A cubical of wood was cut into 8 equal cubes of sides 4 cm. What is the volume of the block of wood?

A

422 c m^{3}

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B

496 c m^{3}

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C

512 c m^{3}

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D

602 c m^{3}

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Solution

The correct option is C $512 c m^{3}$
Volume of block of wood $= 8 \times$ volume of $1$ cube $= 8 \times 4^{3} = 512 c m^{3}$

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