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There are 15 prizes and 25 blaks in a lo...

There are 15 prizes and 25 blaks in a lottery. Find the probability of getting a prize on one ticket.

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NAGEEN PRAKASHAN-PROBABILITY-EXERCISE
  1. The odds in favour of an event are 3:4. Find the probability of the no...

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  2. The odds against of an event 5:3. Find the probability of the occurren...

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  3. There are 15 prizes and 25 blaks in a lottery. Find the probability of...

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  4. Two dice are thrown. Find the odds in favour of getting the sum i. ...

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  5. Two letters are drawn from the english alphabets. Find the probabil...

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  6. A and B are two events such that P(A)=0.5, P(B)=0.4 and (A "or"B)=0.6,...

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  7. A and B are two events such that P(A)=0.60, P(A"or"B)=0.85 and P (A an...

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  8. (i) A and B are two events in a random experiment such that P(AuuB)=0....

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  9. For two mutually exclusive events A and B , P(A)=1/3 and P(B)=1/4, fi...

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  10. A, B, C are three mutually exclusive and exhaustive events associated ...

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  11. A number is selected at random from first 200 natural numbers. Find th...

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  12. A card is drawn at random from a well shuffled pack of 52 cards. Find ...

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  13. A card is drawn at random from a well shuffled pack of 52 cards. Find ...

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  14. Two cards are drawn at random from a well shuffled pack of 52 cards. F...

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  15. A pair of dice is thrown once. What is the probability that either an ...

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  16. A dice is thrown twice. Find the probability of getting 3 at least one...

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  17. A card is drawn from a well shuffled pack of 52 cards. What is the pro...

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  18. The probability of the occurrence of event A is 1/3 and the probabilit...

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  19. There are 60% students in Maths and 305 in Biology. If 10% students ar...

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  20. There are 100 bolts and 50 nuts in a box, out of which 50% bolts and 5...

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