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In a set of five games in tennis between...

In a set of five games in tennis between two players A and B, the probability of a player wimxing a game is `2/3` who has won the earlier game. A wins the first game. What is the probability that A will win at least three of the next four games?

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A DAS GUPTA-Elementary Probability-Exercise
  1. v31

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  3. In a set of five games in tennis between two players A and B, the prob...

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  6. A bag contains 9 white balls and 1 black ball. Another bag contains 10...

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  8. Cards are drawn one at random from a well shuffled full pack of 52 ...

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  9. A square is inscribed in a circle with radius 7sqrt(2) units. Find the...

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  10. n different letters are put at random in n addressed envelopes. What ...

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  11. A die is tossed and when 6 appears then a coin is tossed two times. Wh...

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  12. A private tutor admits 10 students, boys or girls, in a batch. The pr...

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  13. If in 6 trials of an experiment the probability of a successes is 5 ti...

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  14. Suppose the probability for A to win a game against B is 0.4. If A has...

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  15. A hotel has 5 rooms for rental and they are always occupied. The owner...

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  16. Numberse are selected at random, one at a time, from the two-digit num...

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  17. The minimum number of tosses of a pair of dice so that the probability...

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  18. There is a circle in the x-y plane whose equation is x^2+ y^2 = 49 a...

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  19. There are two circles in the x-y plane whose equations are x^2+ y^2 - ...

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  20. If there are 50 students in a class out of which 35 are boys.if only 6...

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