There are 6 candidates contesting for a certainoffice n a municipal election. In how many ways can their names be listed on a ballot paper?

Six students are contesting the election for the presidentship of the students' union. In how many ways can their names be listed on the ballot papers?

In how many ways can 6 persons stand in a queue?

In how many ways can 6persons stand in a queue?

In how many ways can 6persons stand in a queue?

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

In how many ways can 6students sit round the table is