A solid cube of side $8$ cm is melted into smaller cubes of side $2$ cm. Number of small cubes formed is

A solid cube of side $8$ cm is melted into smaller cubes of side $2$ cm. Number of small cubes formed is
  1. $64$
  2. $16$
  3. $8$
  4. $48$

Solution

$\dfrac{512}{8} = 64$.

Asked in: IMO

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