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Find the probability that an even intege...

Find the probability that an even integer chosen at random from first 400 positive integers is divisible by 5 or 7?

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PATHFINDER-PROBABILITY-QUESTION BANK
  1. Two events A and B are mutually not exclusive events if P(A)=1/4,P(B)=...

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  2. P(A-B)=1/3,P(A)=1/2,P(B)=1/3 calculate the probability that out of the...

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  3. Find the probability that an even integer chosen at random from first ...

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  4. Two events A and B have probabilities 0.25 and 0.50 respectively the p...

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  5. A,B and C are three mutually exclusive and exhaustive events and P(A) ...

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  6. If 3 unbiased coins are tossed simultaneously describe the sample spac...

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  7. The integers x and y are chosen at random with replacement from nine n...

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  8. Two unbiased coins are thrown together show that the events 1st coin s...

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  9. Show that two independent events with positive probabilities can't be ...

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  10. Two cards are drawn from a well shuffled pack of cards find the probab...

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  11. If P(A)=x,P(B)=y and P(Acap B)=z then express P(bar A cap bar B) and P...

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  12. Find the probability that the birthday of 7 persons will fall on 7 dif...

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

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

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

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

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

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

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

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

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