# In how many different orders can Debbie, Brigitte, and Adam wait in line in the school cafeteria? What is the probability that they will be in alphabetical order?

##### 1 Answer

May 14, 2017

6 ways.

#### Explanation:

The first position in line can be filled by any of the 3 people.

Then the next position in line can be filled by any of the remaining 2 people.

And then the last position is filled by the last person.

This works out to be:

There is only 1 way that they will be in line alphabetically out of the 6 possible ways, so we have: