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A husband and his wife appear for an int...

A husband and his wife appear for an interview for two parts. The probability of husband's selection is `1/7` and that of wife's selection is `1/5`. What is probability that only one of them is selected?

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MODERN PUBLICATION-PROBABILITY-EXERCISE
  1. A and B appeared for interview. The probability of their selection is ...

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  2. A husband and his wife appear for an interview for two parts. The prob...

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  3. A husband and his wife appear for an interview for two parts. The prob...

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  4. A husband and his wife appear for an interview for two parts. The prob...

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  5. A husband and his wife appear for an interview for two parts. The prob...

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  6. A can solve 90% of the problems given in a book and B can solve only 7...

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  7. An anti-air craft gun can take maximum four at an enemy plane, moving ...

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  8. In a lot of 12 microwave ovens, there are 3 defective units. A person ...

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  9. In a lot of 12 microwave ovens, there are 3 defective units. A person ...

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  10. A card from a pack of 52 cards is lost. From the remaining cards of th...

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  11. A card from a pack of 52 playing cards is lost. From the remaining car...

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  12. A man is known to speak the truth 3 out of 4 times. He throws a die an...

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  13. Two bags contain : 4 red and 4 black. 2 red and 6 black balls One ball...

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  14. Two bags contain 6 red and 3 black, 5 red and 5 black balls. One ball ...

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  15. Two bags contain 6 red and 4 black, 3 red and 3 black balls. One ball ...

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  16. Bag I contains 3 red and 4 black balls while another Bag II contains 5...

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  17. There are two bags I and II . Bag I contains 4 white and 3 red balls a...

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

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  19. Bag I contains 3 red and 4 black balls, Bag II contains 5 red and 6 bl...

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  20. Bag I contains 5 red and 7 white balls and bag 11 contains 4 red and 8...

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