A) 16
B) 9
C) 18
D) 12
Correct Answer: C
Solution :
Viewing the visible faces of the arrangement that are painted, we get 18. In other words, 6 common faces of the 4 cubes are hidden. So the number of sides of the cube painted\[=4\times 6-6=24-6=18\].You need to login to perform this action.
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