A cuboid has six sides of different colours. The red side is opposite to black. The blue side is adjacent to white. The brown side is adjacent to blue. The red side is face down. Which one of the following would be the opposite to brown?

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Q: 6 (IAS/2010)
A cuboid has six sides of different colours. The red side is opposite to black. The blue side is adjacent to white. The brown side is adjacent to blue. The red side is face down.
Which one of the following would be the opposite to brown?

question_subject: 

Logic/Reasoning

question_exam: 

IAS

stats: 

0,27,12,2,9,27,1

keywords: 

{'cuboid': [0, 0, 1, 0], 'brown side': [0, 0, 1, 0], 'different colours': [0, 0, 2, 0], 'blue side': [0, 0, 1, 0], 'blue': [0, 1, 0, 0], 'red side': [0, 0, 1, 0], 'sides': [3, 0, 3, 3], 'black': [2, 0, 3, 3], 'red': [1, 0, 0, 0], 'white': [0, 0, 4, 3], 'opposite': [0, 0, 1, 0]}

Based on the given information, we can draw a diagram of the cuboid:

mathematica

_________

/ /|

/ Blue / |

/_______ / |

| | |

| White |Red

|________|/

Brown Black

From the diagram, we can see that the opposite side to brown is the side facing up, which is the white side. Therefore, the answer is white.

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