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A solid metal cube of edge 12 cm is melted and recast into smaller cubes of edge 4 cm with no loss of metal.
How many small cubes are formed?

Class 8Volume of SolidsMensuration

A30
B27
C24
D54

Step-by-Step Solution

Big volume =

1 2^{3} = 1728 cm^{3}

. Small volume =

4^{3} = 64 cm^{3}

. Number =

\frac{1728}{64} = 27

.

Answer: B) 27

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