Home
Class 12
MATHS
In how many ways 40 students of a class ...

In how many ways 40 students of a class can be divided into two equal groups such that the tallest and shortest do not belong to the same group

Text Solution

Verified by Experts

The correct Answer is:
`""^(38)C_(19)`
Promotional Banner

Topper's Solved these Questions

  • PERMUTATIONS & COMBINATIONS

    AAKASH SERIES|Exercise EXERCISE-I|60 Videos

  • PERMUTATIONS & COMBINATIONS

    AAKASH SERIES|Exercise EXERCISE-II|229 Videos

  • PERMUTATIONS & COMBINATIONS

    AAKASH SERIES|Exercise EXERCISE -1.5 SHORT ANSWER QUESTIONS|15 Videos

  • PARTIAL FRACTIONS

    AAKASH SERIES|Exercise PRACTICE EXERCISE|31 Videos

  • PROBABILITY

    AAKASH SERIES|Exercise Practise Exercise|165 Videos

Similar Questions

Explore conceptually related problems

40 boys of a class are divided into two equal group. Find the probability that the 2 tallest boys are in two different groups.

24 boys are divided randomly into two equal groups. The probability that two tallest boys are in the different groups is

In how many ways a student can fail an examination having 5 subjects.

In how many ways 12 different books can be separated into 3 equal groups. In how many ways they can be distributed among 3 persons equally

Find the number of ways in which 12 things be Divided into 4 equal groups

Find the number of ways in which 12 things be Divided into 4 equal groups

In how many ways can 10 men and 10 women be divided into 10 couples, each consisting of a man and woman.

In how many ways 20 different books can be distributed among 2 students so that each student must get atleast one book

In how many ways the number 18900 can be split in to two factors which are relative prime.

AAKASH SERIES-PERMUTATIONS & COMBINATIONS-ADDITIONAL EXERCISE
  1. Find the number of even proper divisors of 2^(3)3^(2)5^(3)

    Text Solution

    |

  2. In how many ways 4900 can be expressed as product of 2 positive intege...

    Text Solution

    |

  3. In how many ways 3 different numbers which are in A.P. can be selected...

    Text Solution

    |

  4. Find the maximum number of points into which 4 circles and 4 straight ...

    Text Solution

    |

  5. If a set of 'm' parallel lines intersect another set of 'n' parallel l...

    Text Solution

    |

  6. A question paper is divided into 3 sections A, B and C containing 3, 4...

    Text Solution

    |

  7. Find the number of ways of forming a committee of 5 members out of 5 m...

    Text Solution

    |

  8. Find the number of ways of forming a committee of 5 members out of 5 m...

    Text Solution

    |

  9. Find the number of ways of forming a committee of 5 members out of 6 I...

    Text Solution

    |

  10. In how many ways 40 students of a class can be divided into two equal ...

    Text Solution

    |

  11. If 20 persons are sitting in a row, find the number of ways of selecti...

    Text Solution

    |

  12. Find the number of triangles whose angular points are at the angular p...

    Text Solution

    |

  13. Find the number of integers from the set {1,2,3,...1000}, which are di...

    Text Solution

    |

  14. Find the number of positive integers from 1 to 1000. Which are divisib...

    Text Solution

    |

  15. There are 4 Oranges, 4 apples and 6 mangoes in a fruit basket. In how ...

    Text Solution

    |

  16. There are 4 Oranges, 4 apples and 6 mangoes in a fruit basket. In how ...

    Text Solution

    |

  17. A binary sequence of length n is a sequence of length n such that each...

    Text Solution

    |

  18. A binary sequence of length n is a sequence of length n such that each...

    Text Solution

    |

  19. In how many ways can 5boys and 5girls be seated at a round table, if b...

    Text Solution

    |

  20. Find the number of 4 letter words that can be formed from the letters ...

    Text Solution

    |