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How many minimum number of colours will ...

How many minimum number of colours will be required to paint all the sides of a cube without the adjacent sides having the same colours ?

A

1

B

2

C

3

D

4

Text Solution

Verified by Experts

The correct Answer is:
C
Opposite face have the same colour and there are six faces in a cube so we need 3 different colours to do the need full.
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MCGROW HILL PUBLICATION-PROBLEMS ON CUBES AND DICE-EXERCISE 3
  1. A cube is coloured red on all faces. It is cut into 64 smaller cubes o...

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  2. A cube is coloured red on all faces. It is cut into 64 smaller cubes o...

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  3. A cube is coloured red on all faces. It is cut into 64 smaller cubes o...

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  4. A cube is coloured red on all faces. It is cut into 64 smaller cubes o...

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  5. How many minimum number of colours will be required to paint all the s...

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  6. A cube is painted blue on all faces. It is cut into 125 smaller cubes ...

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  7. A cube is painted blue on all faces. It is cut into 125 smaller cubes ...

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  8. Six faces of a cube are coloured black, brown, green, red, white and b...

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  9. Six faces of a cube are coloured black, brown, green, red, white and b...

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  10. Six faces of a cube are coloured black, brown, green, red, white and b...

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  11. A solid cube of each side 10 cm, has been painted red, blue and black ...

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  12. A solid cube of each side 10 cm, has been painted red, blue and black ...

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  13. A solid cube of each side 10 cm, has been painted red, blue and black ...

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  14. A solid cube of each side 10 cm, has been painted red, blue and black ...

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  15. A solid cube of each side 10 cm, has been painted red, blue and black ...

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  16. A solid cube of each side 10 cm, has been painted red, blue and black ...

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  17. A solid cube of each side 10 cm, has been painted red, blue and black ...

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  18. A solid cube of each side 10 cm, has been painted red, blue and black ...

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  19. A solid cube of each side 10 cm, has been painted red, blue and black ...

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  20. A solid cube of each side 10 cm, has been painted red, blue and black ...

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