Home
Class 11
MATHS
Find the number of ways of selecting 9 b...

Find the number of ways of selecting 9 balls from 6 red balls, 5 white balls and 5 blue balls if each selection consists of 3 balls of each colour.

Text Solution

Verified by Experts

The correct Answer is:
`=2000`
Promotional Banner

Topper's Solved these Questions

  • PERMUTATIONS AND COMBINATIONS

    OMEGA PUBLICATION|Exercise Important Questions from Miscellaneous Exercise|8 Videos

  • PERMUTATIONS AND COMBINATIONS

    OMEGA PUBLICATION|Exercise Multiple Choice Questions (MCQs)|21 Videos

  • MATHEMATICAL REASONING

    OMEGA PUBLICATION|Exercise MULTIPLE CHOICE QUESTIONS |10 Videos

  • PRINCIPLE OF MATHEMATICAL INDUCTION

    OMEGA PUBLICATION|Exercise Multiple Choice Questions|10 Videos

Similar Questions

Explore conceptually related problems

Find the total number of selections of at least one red ball from a bag containing 4 red balls and 5 black balls, balls of the same colour being identical.

Find the number of groups that can be made from 5 different green balls, 4 different blue balls and 3 different red balls, if at least 1 green and 1 blue ball is to be included.

A bag contains 2 white balls and 3 blue balls. What is the sample space if the experiment consists of drawing from the bag : 1 ball

A bag contains 4 white balls and 2 black balls. Another bag contains 3 white balls and 5 black balls. If one ball is drawn from each bag, find the probability that both are white.

A bag contians 4 white balls and 2 black balls. Another bag contains 3 white balls and 5 black balls. If one ball is drawn from each bag, find the probability that both are black.

Find the chance of drawing 2 white balls in succession from a bag containing 3 red and 5 white balls, the balls drawn first not being replaced.

OMEGA PUBLICATION-PERMUTATIONS AND COMBINATIONS-Multiple Choice Questions (MCQs)
  1. Find the number of ways of selecting 9 balls from 6 red balls, 5 white...

    Text Solution

    |

  2. In a group of boys two boys are brothers and in this.group.6 more boys...

    Text Solution

    |

  3. Seven women.and seven men are to sit around a circular table, such tha...

    Text Solution

    |

  4. In how many ways can 5 different beads be arranged to form a necklace?

    Text Solution

    |

  5. The value of ""^(15)C(11)+""^(15)C(10) is equal to

    Text Solution

    |

  6. If \ ^(43)C(r-6)=\ ^(43)C(3r+1)\ then the value of r is

    Text Solution

    |

  7. ""^nCr+2^nC(r+1)+""^nC(r+2) is equal to (2 le r le n)

    Text Solution

    |

  8. Every body in a room shakes hand with every body else. The total numbe...

    Text Solution

    |

  9. There are n points in a plane of which p points are collinear. How man...

    Text Solution

    |

  10. There are n points in a plane of which p points are collinear. How man...

    Text Solution

    |

  11. The number of diagonals that can be drawn by joining the vertices of a...

    Text Solution

    |

  12. A polygon has 44 diagonals. The number of its sides is

    Text Solution

    |

  13. The value of ""^8P7 is

    Text Solution

    |

  14. P(n, 6) = 3 P(n, 5), then n is equal to

    Text Solution

    |

  15. If 2 ""^nP3 = ""^(n+1)P3, then n is equal to

    Text Solution

    |

  16. The value of ""^nPr, and ""^nCr will be equal when

    Text Solution

    |

  17. (C(9,7))/(C(9,5))=?

    Text Solution

    |

  18. The numbers of diagonals in an n sided figure is equal to

    Text Solution

    |

  19. If ""^(35)C(n+7)=""^(35)C(4n-2) then all the values of n are given by

    Text Solution

    |

  20. Ashok, Usha, Rani, Sonu are to give speeches in a class. The teacher c...

    Text Solution

    |

  21. How many words can be formed from the letters of the word 'COMMITTEE'?

    Text Solution

    |