UPSC Civil Services 2019 Prelims General Studies Paper II

Question : 5 of 80

Marks: +1, -0

Each face of a cube can be painted in black or white colours.
In how many different ways can the cube be painted?

Black	White	Number of way
0	6	1
1	5	1
2	4	2 (two adjacent or two opposite faces are black)
3	3	2 (around a corner or not around a corner are either black or white)
4	2	2 (adjacent or opposite faces are white)
5	1	1
6	0	1

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