Home
Class 14
MATHS
A bag contains 8 red and 4 green ba...

A bag contains 8 red and 4 green balls . Find the probabilty that
the ball drawn is red when one ball is selected at random .

A

`2/3`

B

`1/3`

C

`1/6`

D

`5/6`

Text Solution

Verified by Experts

The correct Answer is:
A
Promotional Banner

Topper's Solved these Questions

  • PERMUTATIONS & COMBINATIONS

    QUANTUM CAT|Exercise QUESTION BANK|678 Videos

  • PROFIT , LOSS AND DISCOUNT

    QUANTUM CAT|Exercise QUESTION BANK|205 Videos

Similar Questions

Explore conceptually related problems

A bag contains 8 red and 4 green balls . Find the probabilty that three balls are drawn and none of them is red .

A bag contains 8 red and 4 green balls . Find the probabilty that all the 4 balls drawn are red when four balls are drawn at random .

A bag contains 8 red and 4 green balls . Find the probabilty that All the 4 balls drawn are green when four balls are drawn at random .

A bag contains 8 red and 4 green balls . Find the probabilty that Two balls are red and one ball is green when three balls are drawn at random .

A bag contains 8 red and 4_ green balls. One ball is selected at random. Find the probability that the ball drawn is red.

A bag contains 9 red and 12 white balls. One ball is drawn at random. Find the probability that the ball drawn is red.

QUANTUM CAT-PROBABILITY-QUESTION BANK
  1. In a lottery of 100 tickets numbered 1 to 100 two tickets are drawn si...

    Text Solution

    |

  2. The probability that a leap year, selected at random. will contain 53 ...

    Text Solution

    |

  3. A bag contains 8 red and 4 green balls . Find the probabilty t...

    Text Solution

    |

  4. A bag contains 8 red and 4 green balls . Find the probabilty t...

    Text Solution

    |

  5. A bag contains 8 red and 4 green balls . Find the probabilty t...

    Text Solution

    |

  6. A bag contains 8 red and 4 green balls . Find the probabilty t...

    Text Solution

    |

  7. A bag contains 8 red and 4 green balls . Find the probabilty t...

    Text Solution

    |

  8. The odds in favour if an event are 2 :7 find the probability of ...

    Text Solution

    |

  9. The odds against of an event are 5:7 , find the probility of o...

    Text Solution

    |

  10. If there are two children in a family , find the probability tha...

    Text Solution

    |

  11. From a group of 3men and 2 women , two persons are selected at ...

    Text Solution

    |

  12. A box contains 5 defective and 15 non -defective bulbs two bulbs...

    Text Solution

    |

  13. A box contains 5 defective and 15 non -defective bulbs . , find the p...

    Text Solution

    |

  14. The probability of occurrence of two events A and B are 1//4 and...

    Text Solution

    |

  15. In the previous question,

    Text Solution

    |

  16. If A and B be two events in a sample space such that P(A) = 3/(...

    Text Solution

    |

  17. IF A and B be two events in a sample space such that P(A ) =...

    Text Solution

    |

  18. If A and B be two mutually exclusive events in a sample space su...

    Text Solution

    |

  19. If A and B be two mutually exclusive events in a sample space su...

    Text Solution

    |

  20. If A and B be two mutually exclusive events in a sample space su...

    Text Solution

    |