permutations

In how many ways can 8 people line up in a cafeteria line?

License plates in North Carolina have 3 letters followed by 4 digits. How many possibilities are there for license plates in North Carolina?

Many radio stations have four letter call signs beginning with "K". How many such call signs are possible if letters cannot be repeated?

Susie has 4 dresses, 5 pairs of shoes, and 3 coats. How many outfits are possible?

Owen has 7 candles, each of a different color. How many ways can he arrange the candles in a candelabra that holds 3 candles?

How many ways can 4 algebra, 3 chemistry, and 5 history books be arranged on a shelf if the books are grouped according to subject?

How many 7 letter patterns can be formed from the letters of benzene?

Five people are seated at a round table. How many seating arrangements are possible?

How many different ways can 5 charms be placed on a bracelet that has no clasp?

How many different ways can 5 charms be placed on a bracelet that has a clasp?