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Two balls are drawn at random with repla...

Two balls are drawn at random with replacement from a box containing 10 black and 8 red balls. Find the probability that first ball is black and second is red.

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MODERN PUBLICATION-PROBABILITY-EXERCISE
  1. A die is tossed thrice. Find the probability of getting an odd number ...

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  2. Two balls are drawn at random with replacement from a box containing 1...

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  3. Two balls are drawn at random with replacement from a box containing 1...

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  4. Two balls are drawn at random with replacement from a box containing 1...

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  5. Probability of solving specific problem independently by A and B are 1...

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  6. Probability of solving specific problem independently by A and B are 1...

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  7. One card is drawn at random from a pack of well shuffled deck of 52 ca...

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  8. One card is drawn at random from a pack of well shuffled deck of 52 ca...

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  9. One card is drawn at random from a well shuffled deck of 52 cards. In ...

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  10. In a hostel, 60% of the students read Hindi news paper, 40% read Engli...

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  11. In a hostel, 60% of the students read Hindi newspaper, 40% read Englis...

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  12. In a hostel, 60% of the students read Hindi newspaper, 40% read Englis...

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  13. The probability of obtaining an even prime number on each die, when a ...

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  14. Two events A and B will be independent, if:

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  15. An urn contains 5 red and 5 black balls. A ball is drawn at random, it...

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  16. A bag contains 4 red and 4 black balls, another bag contains 2 red and...

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  17. Of the students in a college, it is known that 60% reside in hostel an...

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  18. In answering a question in a multiple choice test a student either kno...

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  19. A laboratory blood test is 99% effective in detecting a certain diseas...

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  20. A coin is tossed 5 times . What is the probability of getting 5 hea...

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