In how many ways 5 persons can sit at a round table, if two of the persons do not sit together?

In how many ways 6 persons can sit at a round table, if two of them prefer to sit together?

In how many ways can 8 persons sit in a round table.

In how many ways can 5 persons be seated at a round table?

In how many ways can 6 persons be seated at a round table?

In how many ways can 6 persons be seated at a round table?

In how many ways can 8 persons be seated at a round table so that 2 particular persons sit together?

The number of ways in which 7 persons can be seated at a round table if twom particular persons are not to sit together is

In how many ways can 6 persons sit at a round table for a group discussion?