Find the number of ways in which six persons can be seated at a round table, so that all shall not have the same neighbours n any two arrangements.

The number of ways in which four persons be seated at a round table, so that all shall not have the same neighbours in any two arrangements,is

The number of ways in which a 7 people can sit around a round table is

The number of ways in which 5 ladies and 7 gentlemen can be seated in a round table so that no two ladies sit together, is

Find the number of ways in which 10 different diamonds can be arranged to make a necklace.

Find the number of ways in which the number 94864 can be resolved as a product of two factors.

The number of ways in which six boys and six girls can be seated at a round table so that no two girls sit together and two particular girls do not sit next to a particular boy is

The number of ways in which 5 boys and 3 girls be seated in a row so that each girl is between two boys is

The number of ways in which 7 people can sit around a table if two persons take consecutive seats is

The number of ways in which 6 men and 5 women can dine at a round table if no two women are to sit together is given by

Find the number of ways in which n distinct objects can be kept into two identical boxes so that no box remains empty is