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Three unbiased coins are tossed. What is...

Three unbiased coins are tossed. What is the probability of getting at most two heads ?

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RS AGGARWAL-PROBABILITY-All Questions
  1. Two different coins are tossed simultaneously. The probability of g...

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  2. If three coins are tossed simultaneously, then the probability of g...

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  3. Three unbiased coins are tossed. What is the probability of getting at...

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  4. In a single throw of a die, what is the probability of getting a nu...

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  5. In a simultaneous throw of two dice, what is the probability of get...

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  6. What is the probability of getting a sum 9 from two throws of a dice ?

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  7. In a simultaneous throw of two dice, what is the probability of get...

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  8. In a simultaneous throw of two dice, what is the probability of get...

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  9. Two dice are thrown simultaneously. What is the probability of gett...

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  10. Tickets numbered 1 to 20 are mixed up and then a ticket is drawn at...

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  11. Tickets numbered 1 to 20 are mixed up and then a ticket is drawn at...

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  12. In a lottery there are 10 prizes and 25 blanks. What is the probabi...

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  13. One card is drawn at random from a pack of 52 cards. What is the pr...

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  14. A card is drawn from a pack of 52 cards. The probability of getting...

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  15. One card is drawn from a pack of 52 cards. What is the probability ...

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  16. From a pack of 52 cards, one card is drawn at random. What is the p...

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  17. The probabilty that a card drawn from a pack of 52 cards will be a Di...

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  18. From a pack of 52 cards, two cards are drawn together at random. What ...

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  19. Two cards are drawn together from a pack of 52 cards. The probabili...

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  20. Two cards are drawn from a pack of 52 cards. What is the probability ...

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