A) 8
B) 16
C) 24
D) 32
Correct Answer: C
Solution :
Cubes only one face painted \[=\underset{(layer\,\text{I})}{\mathop{4}}\,+\underset{(layer\,II)}{\mathop{8}}\,+\underset{(layer\,III)}{\mathop{8}}\,+\underset{(layer\,IV)}{\mathop{4}}\,=24\] or \[{{(n-2)}^{2}}\times 6=24\]You need to login to perform this action.
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