Please can someone help me answer with this please thank you

1. How many permutations can be made from three distinct objects are all taken at a time?

2. In how many ways can you arrange 6 chairs in a circular position if 2 of which are identical?

3. How many permutations can you make out of the letters of the word CAMPULLO if all letters are taken at a time?

4. How many circular permutations of 4 chess pieces can be made out of the available 2 white pawns, bishop, rook, a queen, and king. Note that all six pieces are white.

5. In how many ways can you fill a box with book(s) if you can choose from 6 different books.

6. Three people A, B, C rode in a minibus that has six vacant seats on each side. In how many ways can they be seated if A insists on sitting at the right side of he minibus?