2023 RI P2 Q6

2023 RI P2 Q6

8 marks
Prelims

A group of \(5\) boys and \(3\) girls sit at random at a round table. Find the number of arrangements so that

  1. no \(2\) girls are adjacent to each other,[3]
  2. all \(3\) girls are seated together,[3]
  3. exactly \(2\) of the \(3\) girls are adjacent to each other.[2]

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Answer:(a) \(1440\) (b) \(720\) (c) \(2880\)

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