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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
one of them is black and the other red

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A N EXCEL PUBLICATION-PROBABILITY-QUESTION BANK
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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. Probability of solving specific problem independently. If both try to ...

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  5. Probability of solving specific problem independently. If both try to ...

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  6. One card is drawn at random from a well shuffled pack of 52 cards. In ...

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  7. One card is drawn at random from a well shuffled pack of 52 cards. Are...

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  8. One card is drawn at random from a well shuffled pack of 52 cards. Are...

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  9. In a ladies hostel,60% of the students read Hindi newspaper,40% read...

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  10. In a ladies hostel,60% of the students read Hindi newspaper,40% read...

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

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  12. Choose the correct answer: The probability of obtaining an even prime...

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  13. Two events A and B wll be independent,if a)A and B are mutually excl...

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  14. A doctor is to visit a patient. From the past experience, it is known ...

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  15. Given three identical boxes I, II and III, each containing two cọins. ...

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  16. A man is known to speak truth 3 out of 4 times. He throws a die and re...

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

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  18. A bag contains 4 red and 4 black balls . Another bag contains 2red and...

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

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  20. In answering a question on a multiple choice test,a student either kno...

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