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Two squares of a chess board are chosen at random, the probability that two are of one colour

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DIPTI PUBLICATION ( AP EAMET)-PROBABILITY-EXERCISE-1A
  1. If four squares are chosen at random on a chess board, then the probab...

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  2. If 7 squares are chosen at random on a chess board, the probability th...

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  3. Two squares of a chess board are chosen at random, the probability tha...

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  4. Three squares of a chess board are chosen at random, the probability t...

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  5. A determinant is chosen at random from the set of all determinants of ...

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  6. A determinant is chosen at random from the set of all determinants of ...

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  7. The number of 3xx3 non-singular matrices, with four entries as 1 and a...

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  8. 3 out of 6 vertices of a regular hexagon are chosen at a time at rando...

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  9. A bag contains n white and n black balls. Pairs of balls are drawn un...

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  10. The number of subesets contining atmost 3 elements that can be picked ...

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  11. The number of subesets contining atmost 2 elements that can be picked ...

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  12. S is a set containing n elements. If two subsets A and B of S picked a...

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  13. A mapping is selected at random from the set of all the mappings of th...

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  14. A mapping is selected at random from the set of all the mappings of th...

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  15. A mapping is selected at random from the set of all the mappings of th...

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  16. Let A and B be two finite sets having m and n elements respectively su...

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  17. A binary operation is chosen at random from the set of all binary oper...

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  18. If three dice are thrown , the probability that they show the numbers ...

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  19. Out of (2n+1) tickets consecutively numbered , three are drawn at rand...

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  20. Out of 2n tickets numbered 1,2 …..2n, 3 are chosen at random. The prob...

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