a cube of side 4 cm is cut into 1cm cubes what is the ratio of the surface areas of the original cubes and the cut out cubes
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Surface area of original cube =6a^2.
=6*4*4cm^2.
=96cm^2.
Surface area of cut out cube = 6a^2 =6*1*1cm^2
=6cm^2
Ratio=surface area of original cube / surface area of cut out cube
=96cm^2/6cm^2
=16/1
=16:1
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