Home
Class 12
MATHS
An um contains 30 tickets numbered 1 to ...

An um contains 30 tickets numbered 1 to 30 two tickets are drawn at random the probability that both the numbers are prime is

Promotional Banner

Topper's Solved these Questions

  • PRINCIPLE OF MATHEMATICAL INDUCTION

    CENGAGE PUBLICATION|Exercise Sovled Examples|22 Videos
  • PROBABILITY I

    CENGAGE PUBLICATION|Exercise JEE Advanced|7 Videos

Similar Questions

Explore conceptually related problems

In a lottery of 50 tickets numbered 1 to 50, one ticket is drawn. Find the probability that the drawn ticket bears a prime number.

An urn contains 9 red, 7 white, and 4 black balls if two balls are drawn at random the probability that both the balls are red is

A box contains 10 tickets numbered from 1 to 10 . Two tickets are drawn one by one without replacement. The probability that the "difference between the first drawn ticket number and the second is not less than 4" is

Out of 21 tickets marked with numbers , from 1 to 21 , three are drawn at random, find the probability that the three numbers on them are in A.P.

If from the numbers 1,2,3… 30 three are drawn at randomm find the probability that they are in G.P.

The box contains tickets numbered from 1 to 20. Three tickets are drawn from the box with replacement. The probability that the largest number on the tickets is 7 is a. 2//19 b. 7//20 c. 1-(7//20)^3 d. none of these

From a set of 100 cards numbered 1 to 100, one card is drawn at random. The probability that the number obtained on the card is divisible by 6 or 8 but not by 24 is -

From a set of 100 cards numbered 1 to 100, one card is drawn at random. The probability that the number obtained on the card is dividible by 6 is-

Out of (2n +1) tickets cosecutively numbered, three are drawn of random, find the probability that the three number on them are in A.P.

From 100 tickets numbered 1, 2,3.. ..... 100.four are drawn at random. What is the probability that 2 of them will bear numbers from1 to 40 and the other 2 will- bear any number from 41 to 100?

CENGAGE PUBLICATION-PROBABILITY-All Questions
  1. A bag contains an assortment of blue and red balls. If two balls are ...

    Text Solution

    |

  2. Dialling a telephone number an old man forgets the last two digits ...

    Text Solution

    |

  3. An um contains 30 tickets numbered 1 to 30 two tickets are drawn at ra...

    Text Solution

    |

  4. A fair coin is tossed n times. if the probability that head occurs 6 t...

    Text Solution

    |

  5. If A is a 3xx3 skew-symmetric matrix, then trace of A is equal to -1 b...

    Text Solution

    |

  6. Four numbers are multiplied together. Then the probability that the pr...

    Text Solution

    |

  7. Two cards are drawn at random and without replacement from a pack of 5...

    Text Solution

    |

  8. The sum of two positive quantities is equal to 2ndot the probability t...

    Text Solution

    |

  9. A coin is tossed 7 times. Then the probability that at least 4 consect...

    Text Solution

    |

  10. There are two urns A and B. Urn A contains 5 red, 4 blue, and 2 white ...

    Text Solution

    |

  11. An unbiased coin is tossed 6 times. The probability that third head ap...

    Text Solution

    |

  12. Let A and B be two independent events. The probability of their sim...

    Text Solution

    |

  13. In a certain city, only 2 newspapers A and B are published. It is know...

    Text Solution

    |

  14. A card is drawn at random from a well-shuffled pack of 52 cards. Fi...

    Text Solution

    |

  15. Let A ,B ,C be three events such that P(A)=0. 3 , P(B)=0. 4 ,P(C)=0. 8...

    Text Solution

    |

  16. 20 teachers of a school either teach mathematics or physics. 12 of the...

    Text Solution

    |

  17. Three ships A ,B ,a n dC sail from England to India. If the ratio of ...

    Text Solution

    |

  18. 6 boys and 6 girls sit in row at random. the probability that all t...

    Text Solution

    |

  19. A bag contains some white and some black balls, all combinations of ba...

    Text Solution

    |

  20. In a multiple choice question, there are four alternative answers of ...

    Text Solution

    |