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A big cube is formed by rearranging the 160 coloured and 56 non-coloured similar cubes in such a way that the exposure of the coloured cubes to the outside is minimum. The precentage of exposed area that is coloured is :

A

`25.9%`

B

`44.44%`

C

`35%`

D

none of these

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The correct Answer is:
B
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