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InterviewSolution
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13. Some small cubes each having one inch edge are kepttogether to form a solid cube of three inch edge. All the sidesof this big cube are painted red from outside. When the bigcube is split into original small cubes, how many cubes will[SSC Grad. 2010]have two surfaces painted ?(2) 8(3) 12(4) 0 |
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Answer» In a 3 x 3 x 3 cube there are:1 blocks with 0 sides painted.6 blocks with 1 side painted.12 blocks with 2 sides painted.8 blocks with 3 sides painted. Since it a 3 inch cube, it will have 12 blocks painted.. Like my answer if you find it useful! |
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