Home
Class 12
MATHS
Three electric bulbs are chosen at rando...

Three electric bulbs are chosen at random from 15 bulbs of which 5 are defective. The probability that atleast one is defective is

A

`67/91`

B

`24/91`

C

`57/91`

D

`34/91`

Text Solution

Verified by Experts

The correct Answer is:
A
Promotional Banner

Topper's Solved these Questions

  • PROBABILITY

    AAKASH INSTITUTE|Exercise ASSIGNMENT (SECTION - B Objective Type Questions (One option is correct))|65 Videos
  • PROBABILITY

    AAKASH INSTITUTE|Exercise ASSIGNMENT (SECTION - C Objective Type Questions (More than one options are correct))|21 Videos
  • PROBABILITY

    AAKASH INSTITUTE|Exercise TRY YOURSELF|36 Videos
  • PRINCIPLE OF MATHEMATICAL

    AAKASH INSTITUTE|Exercise Section-D:(Assertion-Reason Type Questions)|12 Videos
  • RELATIONS AND FUNCTIONS

    AAKASH INSTITUTE|Exercise Assignment (Section - J) Aakash Challengers Questions|8 Videos

Similar Questions

Explore conceptually related problems

A box contains 20 electric bulbs,out of which 4 are defective.Two balls are chosen at random from this box.The probability that at least one of them is defective,is (4)/(19) (b) (7)/(19) (c) (12)/(19) (d) (21)/(95) (e) None of these

In a box containg 100 bulbs , 64 are defective probabaility that in a sample of 5 bulbs ,none is defective , is

Three numbers are chosen at random from 1 to 15. The probability that they are consecutive is

A box contains 100 bulbs out of which 10 are defective. A sample of 5 bulbs is drawn. The probability that none is defective , is

Three electric lamps are to be fitted in a room.Three bulbs are chosen at random from 10 bulbs having 6 good bulbs and fitted.The chance that the room is lighted is

It is known that a box of 100 electric bulbs contains 8 defective bulbs. One bulb is taken out at random from the box. What is the probability that the bulb drawn is (i) defective? (ii) non -defective?

It is known that a box of 200 electric bulbs contains 16 defective bulbs. One bulb is taken out at random from the box. What is the probability that the bulb drawn is (i) defective, (ii) non-defective?

AAKASH INSTITUTE-PROBABILITY-ASSIGNMENT (SECTION - A Competition Level Questions)
  1. If A, B and C are three exhaustive and mutually exclusive events such ...

    Text Solution

    |

  2. Six boys and six girls sit in a row randomly. The probability that ...

    Text Solution

    |

  3. Three electric bulbs are chosen at random from 15 bulbs of which 5 are...

    Text Solution

    |

  4. Six married couples are locked in a room, If two people are chosen at ...

    Text Solution

    |

  5. A word consists of 7 letters : 4 consonants and 3 vowels. If three let...

    Text Solution

    |

  6. A bag contains 50 tickets numbered 1, 2, 3, .., 50 of which five are ...

    Text Solution

    |

  7. A point is selected at random from inside a circle. The probability th...

    Text Solution

    |

  8. The letters of the word EAMCET are permuted at random. The probability...

    Text Solution

    |

  9. Find the probability that in a random arrangement of the letters of th...

    Text Solution

    |

  10. If three dice are thrown simultaneously, then the probability of getti...

    Text Solution

    |

  11. Find the probability that a leap year will have 53 Friday or 53 Sat...

    Text Solution

    |

  12. Ravi writes 5 letters and addresses 5 envelopes. If the letters are pl...

    Text Solution

    |

  13. A and B are two events such that P(A)=0. 25\ a n d\ P(B)=0. 50. The ...

    Text Solution

    |

  14. There are 10 cards numbered 1 to 10 in a bag. Two cards are drawn one ...

    Text Solution

    |

  15. Out of 10 girls in a class, 3 have blue eyes. If two girls are chosen ...

    Text Solution

    |

  16. Four cards are drawn at a time from a pack of 5 playing cards. Find th...

    Text Solution

    |

  17. If from each of the three boxes containing 3 white and 1 black, 2 whit...

    Text Solution

    |

  18. The probability of A to fail in an examination is 1/5 and that of B is...

    Text Solution

    |

  19. Five persons entered the lift cabin on the ground floor of an 8 flo...

    Text Solution

    |

  20. If P(AcupB) = 0.8 and P(AcapB) = 0.3, then P(barA)+P(barB) is equal to

    Text Solution

    |