Home
Class 12
MATHS
A bag contains 8 marbles of which 3 are ...

A bag contains 8 marbles of which 3 are blue and 5 are red. One marble is drawn at random, its colour is noted and the marble is replaced in the bag. A marble is again drawn from the bag and its colour is noted. Find the probability that he marble will be (i)blue followed by red, (ii)blue and red in any order (iiI)of the same colour

Promotional Banner

Topper's Solved these Questions

  • MEAN VALUE THEOREMS

    RD SHARMA ENGLISH|Exercise All Questions|134 Videos

  • RELATIONS

    RD SHARMA ENGLISH|Exercise All Questions|197 Videos

Similar Questions

Explore conceptually related problems

A bag contains 5 red and 8 green marbles. One marble is drawn from the bag at random. Find the probability that the marble drawn is red.

A bag contains 7 blue marbles and 14 marbles that are not blue. If one marble is drawn at random from the bag, what is the probability that the marble is blue?

A bag contains 7 blue marbles and 14 marbles that are not blue. If one marbles is drawn at random from the bag, what is the probability that the marbles is blue?

A bag contains 2 white marbles , 4 blue marbels , and 6 red marbles . A marble is drawn at random from the bag . What is the probability that it is blue ?

A bag contains 2 white marbles , 4 blue marbels , and 6 red marbles . A marble is drawn at random from the bag . What is the probability that it is black ?

A bag contains 4 red marbles, 7 white marbles and 3 blue marbles. If Sue pulls one marble from the bag. What is the probability that the marble will be blue ?

A small bag contains 4 white and 3 red marbles . Two marbles are randmly removed from the bag . Find the probability that a white marble is removed , followed by a red.

A bag contains 8 red, 3 white and 9 blue balls. If three balls are drawn at random, determine the probability that the ball is red.

A bag contains 2 white marbles , 4 blue marbels , and 6 red marbles . A marble is drawn at random from the bag . What is the probability that it is red ?

A bag contains 2 white marbles , 4 blue marbels , and 6 red marbles . A marble is drawn at random from the bag . What is the probability that it is white ?

RD SHARMA ENGLISH-PROBABILITY-All Questions
  1. A and B take turns in throwing two dice, the first to throw 10 being ...

    Text Solution

    |

  2. Fatima and John appear in an interview for two vacancies for the same ...

    Text Solution

    |

  3. A bag contains 8 marbles of which 3 are blue and 5 are red. One marble...

    Text Solution

    |

  4. An urn contains 7 red and 4 blue balls. Two balls redrawn at random ...

    Text Solution

    |

  5. Out of 100 students, two sections of 40 and 60 are formed. If you a...

    Text Solution

    |

  6. In a hockey match, both teams A and B scored same number of goals upto...

    Text Solution

    |

  7. A bag contains 3 white and 2 black balls and another bag contains 2 ...

    Text Solution

    |

  8. A bag A contains 4 black and 6 red balls and bag B contains 7 black a...

    Text Solution

    |

  9. A person has undertaken a construction job. The probabilities are 0...

    Text Solution

    |

  10. A bag A contains 5 white and 6 black balls. Another bag B contains 4 ...

    Text Solution

    |

  11. A purse contains 2 silver and 4 copper coins. A second purse contains ...

    Text Solution

    |

  12. One bag contains 4 yellow and 5 red balls. Another bag contains 6 y...

    Text Solution

    |

  13. The contents of three bags, I, II and III are s follows: Bag I:1 white...

    Text Solution

    |

  14. A unbiased coin is tossed. If the result is a head a pair of unbiased ...

    Text Solution

    |

  15. The bag A contains 8 white and 7 black balls while the bag B contains ...

    Text Solution

    |

  16. A bag contains 4 white and 5 black balls and another bag contains 3 ...

    Text Solution

    |

  17. An urn contains 10 white and 3 black balls.Another urn contains 3 whit...

    Text Solution

    |

  18. Three machinesE1, E2 and E3 in a certain factory producing electric...

    Text Solution

    |

  19. In a factory which manufactures bolts, machines A. B and C manufacture...

    Text Solution

    |

  20. Three urns contain 6 red, 4 black 4 red, 6 black and 5 red, 5 black ...

    Text Solution

    |