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Home > CCG > Chapter 4 > Lesson 4.1.4 > Problem 4-42

4-42.

Alexis, Bart, Chuck, and Dariah all called in to a radio show to get free tickets to a concert. List all the possible orders in which their calls could have been received. Homework Help ✎

Think of all the combinations if Alexis had called first.
What if Bart had called first? Do this for each one of the callers.

Your list should include combinations.