Home
Class 12
MATHS
Fifteen coupons are numbered 1, 2, 3,…, ...

Fifteen coupons are numbered 1, 2, 3,…, 15 respectively. Seven coupons are selected random one at a time with replacement. The probability that the largest number appearing on the selected coupons is atmost 9, is :

A

`(9/16)^6`

B

`(8/15)^7`

C

`(3/5)^7`

D

none of these

Text Solution

Verified by Experts

Promotional Banner

Topper's Solved these Questions

  • Elementary Probability

    A DAS GUPTA|Exercise Exercise|137 Videos
  • Differentiation

    A DAS GUPTA|Exercise Exercise|98 Videos
  • Ellipse and Hyberbola

    A DAS GUPTA|Exercise EXERCISE|65 Videos
A DAS GUPTA-Elementary Probability-Exercise
  1. For any two events A and B in a sample space, choose the correct optio...

    Text Solution

    |

  2. If M and N are any two events, then the probability that exactly one o...

    Text Solution

    |

  3. Fifteen coupons are numbered 1, 2, 3,…, 15 respectively. Seven coupons...

    Text Solution

    |

  4. In a box containing 60 bulbs 6 are defective . What is the prob...

    Text Solution

    |

  5. One hundred identical coins, each with probability 'p' of showing head...

    Text Solution

    |

  6. The probability that an event A happens in one trial of an experiment,...

    Text Solution

    |

  7. A fair coin is tossed n times. If the probability of getting 4, 5 and ...

    Text Solution

    |

  8. An unbiased die with faced marked 1, 2, 3, 4, 5, and 6 is rolled four ...

    Text Solution

    |

  9. The probabilities of three mutually exclusive events are 2/3, 1/4, ...

    Text Solution

    |

  10. If the probabilities for A to fail in an examination is 0.2 and that f...

    Text Solution

    |

  11. State whether the statements are true of false. The probability of get...

    Text Solution

    |

  12. A number x is selected from first 50 natural numbers. Find the probabi...

    Text Solution

    |

  13. State whether the statements are true of false. In a lottery all the t...

    Text Solution

    |

  14. If probabilities A and B are two independent events then P( A nn bar B...

    Text Solution

    |

  15. Out of 20 consecutive numbers, two are chosen at random, the probabili...

    Text Solution

    |

  16. The probability that a man fishing at a particular place will catch 1,...

    Text Solution

    |

  17. A dice is rolled four times. The probability of having more sixes than...

    Text Solution

    |

  18. A five-digit number is written down at random. The probability that th...

    Text Solution

    |

  19. The adjoining figure gives the road plan of lanes connecting two paral...

    Text Solution

    |

  20. Two numbers lambda, mu are chosen one after another at random (with re...

    Text Solution

    |