A metallic cube of edge is melted

MATHEMATICS · Single correct · GCSE · Mathematics · Geometry and Measures · Geometry and Measures

Problem

A metallic cube of edge

10\,\text{cm}

is melted, but

20\%

of the material is lost during the process. The remaining metal is recast into small solid cubes each of edge

2\,\text{cm}

. How many small cubes are produced? (a) 105 (b) 100 (c) 125 (d) 80