Permutation and Combination - Partitioning Distinct Objects into Groups

Permutation and Combination - Partitioning Distinct Objects into Groups

Find the number of ways to divide \(16\) people into

  1. two groups consisting of \(7\) and \(9\) people,
  2. two groups consisting of \(8\) people each,
  3. four groups consisting of \(4\) people each,
  4. three groups consisting of \(6\), \(6\) and \(3\) people with \(1\) particular person excluded.

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Answer:(i) \(11\,440\) (ii) \(6435\) (iii) \(2\,627\,625\) (iv) \(210\,210\)

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