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What is the probability that a number selected from the numbers 1,2,3….25 is prime number when each of the given numbers is equally likely to be selected?

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PATHFINDER-PROBABILITY-QUESTION BANK
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  2. Find the probability that the birthday of 7 persons will fall on 7 dif...

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  3. What is the probability that a number selected from the numbers 1,2,3…...

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  4. The number lock of a suitcase has 4 wheels each labeled with ten digit...

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  5. Find the probability that the birth days of six different persons will...

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  6. The letter of word SOCIETY are placed at random in a row what is the p...

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  7. What is the probability that a non leap year selected at random will c...

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  8. The odds in favour of an event are 3:5 find the probability of occurre...

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  9. An integer is chosen at random from the first 100 positive integers wh...

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  10. A secretary writes 4 letters and the corresponding address on 4 envelo...

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  11. Two unbiased dice are thrown find the probability of obtaining a tota...

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  12. Two unbiased dice are thrown find the probability of obtaining at le...

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  13. Three groups of children contain respectively 3 girls and 1 boy, 2 gir...

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  14. A speaks truth in 70% cases and his friend B speaks lie in 20% cases ....

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  15. The odds in favour of an event A are 3:4 the odds against another inde...

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  16. A box contains 7 white and 5 black balls two are drawn at random find ...

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  17. A box contains 7 white and 5 black balls three are drawn at random fin...

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  18. The probabilities of solving a problem by three students A,B,C are 3/7...

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