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2 black cards and 2 red cards are lying face down on a table. If you guess their colours, find the probability that you get two of them right

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MBD PUBLICATION-PROBABILITY-QUESTION BANK
  1. Three volumes of book and five volumes of another book are placed at r...

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  2. 2 black cards and 2 red cards are lying face down on a table. If you g...

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  3. 2 black cards and 2 red cards are lying face down on a table. If you g...

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  4. 2 black cards and 2 red cards are lying face down on a table. If you g...

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  5. A school has six classes 1, 2, 3, 4, 5 and 6 classes 2, 3, 4, 5 and 6 ...

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  6. A school has six classes 1, 2, 3, 4, 5 and 6 classes 2, 3, 4, 5 and 6 ...

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  7. Let a die be weighed in such a way that the probability of getting a n...

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  8. Let a die be weighed in such a way that the probability of getting a n...

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  9. Find the probability of getting an even number in a single roll of the...

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  10. Find the probability of getting a odd number in a single roll of the d...

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  11. Find the probability of getting a prime number in a single roll of the...

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  12. Five boys and three girls are playing a chess tournament. All boys hav...

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  13. Five boys and three girls are playing a chess tournament. All boys hav...

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  14. Two balls are drawn from a bag containing 5 white and 7 black balls. F...

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  15. The first ball is replaced before drawing the second.

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  16. The first ball is not replaced before drawing the second.

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  17. Two cards are drawn from a pack of 52 cards, find the probability that...

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  18. Two cards are drawn from a pack of 52 cards, find the probability that...

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  19. Do both parts of problem 2 if 3 cards drawn at random.

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  20. Do both parts of problem 2 if 4 cards are drawn at random.

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