Question

Three metallic solid cubes whose edges are 12 cm and 16 cm and 20 CM respectively are melted and formed into a single cube find the edge of cube so formed

Answer 1

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Find The Volume of each of these cubes and add them.

The Total Volume is 13824 cm^3

The edge of the new cube formed =

$\sqrt[3]{13824} = 24$

Hence the edge of the new cube so formed is 24 cm.