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An ant-aircraft gun can take maximum of ...

An ant-aircraft gun can take maximum of four shots at an enemy plane moving away from it. The probability of hitting the plane at the first, second, third and fourth shot are 0.4,0.3,0.2 and 0.2 respectively. What is the probability that the plane gets hit?

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A DAS GUPTA-Elementary Probability-Exercise
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  2. A man and a woman appear in an interview for two vacancies in the s...

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  3. An ant-aircraft gun can take maximum of four shots at an enemy plane m...

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  4. An article manufactured by a company consists of two parts X and Y. In...

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  5. Two persons each make a single throw with a pair of dice. The probabil...

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  6. A coin is tossed 10 times. What is the probability of getting exactly ...

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  7. A coin is tossed 10 times. The probability of getting exactly six head...

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  8. A bag contains 8 balls of two colours, red and green. 3 balls are take...

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  9. A hunter has a chance 1/r^2 of shooting down a tiger from a distance r...

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  10. A and B throw a pair of dice alternately. A wins the game, if he gets ...

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  11. A and B throw a pair of dice alternately. A wins the game, if he gets ...

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  12. v31

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  13. A and B throw with one die for a stake of ₨11 which is to be won by th...

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

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  15. Three persons A, B and C, in order, cut a pack of cards replacing them...

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  16. A box contains 2 black, 4 white, and 3 red balls. One ball is drawn at...

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

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  18. In a multiple choice question, there are four alternative answers of ...

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

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

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