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- In how many ways can 15 members of a council sit along a circular table when the Secretary is to sit on one side of the Chairman
In how many ways can 15 members of a council sit along a circular table, when the Secretary is to sit on one side of the Chairman and the Deputy Secretary on the other side?
Answers (1)
The Chairman necessarily has to be in the middle of the two secretaries in order to satisfy this condition. So, among them, only two seating positions are possible. For the rest of the 15, (12 persons, their position possibilities become 12!. Thus the total possibilities should be 2* 12!
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