Home
Class 11
MATHS
When a pair of fair dice is rolled, what...

When a pair of fair dice is rolled, what are the probabilities of getting the sum
(i)7
(ii) 7 or 9
(iii) 7 or 12?

Promotional Banner

Topper's Solved these Questions

  • INTRODUCTION TO PROBABILITY THEORY

    FULL MARKS|Exercise EXERCISE 12.1|10 Videos

  • INTRODUCTION TO PROBABILITY THEORY

    FULL MARKS|Exercise EXERCISE 12.2|4 Videos

  • INTEGRAL CALCULUS

    FULL MARKS|Exercise EXERCISE - 11.13|23 Videos

  • MODEL TEST PAPER

    FULL MARKS|Exercise PART-1|18 Videos

Similar Questions

Explore conceptually related problems

When a pair of balanced dice are rolled .What are the probability of getting the sum. (i)7(ii)7 or 11(iii)11 or 12

When a pair of balanced dice are rolled .What are the probability of getting the sum (i)6(ii)6 or 8(iii)6 or 12.

Two dice are rolled, find the probability that the sum is (i) equal to 1 (ii) equal to 4 (iii) less than 13

A pair of fair dice is rolled once . Find the probability mass function to get the number of fours .

When two dice is thrown, the probability of getting sum of the number on the dice as 11 is:

Find the probability of getting the number 7, when a usual dice is rolled.

A pair of fair dice is thrown independently three times. The probability of getting a score of exactly 9 twice is

A fair dice is rolled.Find the probability of getting (i)A number less than 4 (ii)Odd number (iii)Number greater than N equal to 4.

FULL MARKS-INTRODUCTION TO PROBABILITY THEORY-ADDITIONAL PROBLEM
  1. When a pair of fair dice is rolled, what are the probabilities of gett...

    Text Solution

    |

  2. An experiment has the four possible mutually exclusive outcomes A, B, ...

    Text Solution

    |

  3. Three coins are tossed together. Find the probability of getting exact...

    Text Solution

    |

  4. A bag contains 5 white and 7 black balls,3 balls are drawn at random.F...

    Text Solution

    |

  5. In a box containing 10 bulbs, 2 are defective. What is the probability...

    Text Solution

    |

  6. Out of 10 outstanding students is a school there are 6 girls and 4 boy...

    Text Solution

    |

  7. An integers is chosen at random from the first fifty positive integers...

    Text Solution

    |

  8. A and B are two events associated with random experiment for which (P(...

    Text Solution

    |

  9. Given P(A)=0.5 P(B)=0.6 and P(AnnB)=0.24. Find (i) P(A uuB) (ii) P(bar...

    Text Solution

    |

  10. The probability of an event A occur is 0.6 and B occuring is 0.3. If A...

    Text Solution

    |

  11. The probability that a new ship will get an award for its design is 0....

    Text Solution

    |

  12. If P(A)=0.4 P(B)=0.7 and P(B//A)=0.5 find P(A//B) and P(A uuB)

    Text Solution

    |

  13. P(A)=0.3 P(B)=0.6 and P(A nnB)=0.25. Find (i)n P(A uuB), (ii) P(A//B),...

    Text Solution

    |

  14. Two cards are drawn by one at random from of 52 playing cars. What is ...

    Text Solution

    |

  15. A husband and wife appear in an interview of vacancies in the same pos...

    Text Solution

    |

  16. A factory has two Machines-I and II. Machines- produces 25% of items a...

    Text Solution

    |

  17. There are two identical boxes containing respectively 5 white and 3 re...

    Text Solution

    |

  18. In a factory Machine-I produces 45% of the output and Machine -II 55% ...

    Text Solution

    |