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A bag contains 50 balls . Some of them a...

A bag contains 50 balls . Some of them are white, some are blue and some are red. The number of white balls is 11 times the number of blue balls. The number of red balls is less than the number of white balls but more than the number of blue balls. If one ball is taken out at random from the bag, what is the probability that it red ?

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NAVNEET PUBLICATION-PROBABILITY-EXERCISE
  1. There are 5 red and 3 green pens in a bag . There are 2 red and 6 gre...

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  2. A jar contains 40 balls , some are red and the others are green . The ...

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  3. A bag contains 50 balls . Some of them are white, some are blue and so...

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  4. Choose the correct alternative for each of the following questions: ...

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  5. A die is rolled. What is the probability of getting an even number on ...

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  6. Choose the correct alternative for each of the following questions: ...

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  7. Choose the correct alternative for each of the following questions: ...

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  8. Choose the correct alternative for each of the following questions: ...

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  9. Choose the correct alternative for each of the following questions: ...

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  10. A die is rolled . What is the probability that the number appearing on...

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  11. A die is rolled . What is the probability that the number appearing on...

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  12. A coin is tossed three times . What is the probability of getting no t...

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  13. Two coins are tossed simultaneously. What is the probability of gettin...

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  14. A card is drawn at random from a well- shuffled pack of 52 playing car...

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  15. A card is drawn at random from a well- shuffled pack of 52 playing car...

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  16. A card is drawn at random from a well- shuffled pack of 52 playing car...

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  17. Write the sample space S and the number of sample points n (S) for eac...

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  18. Write the sample space S and the number of sample points n (S) for eac...

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  19. Write the sample space S and the number of sample points n (S) for eac...

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  20. Two coins are tossed simultaneously. Find the probability of the event...

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