Question

In the World Series the American League team (A) and the National League team (N) play until one team wins four games. If the sequence of winners is designated by letters (for example, NAAAA means that the National League team won the first game and the American League won the next four), how many different sequences are possible?

Short answer

$24$ sequence

Step-by-step solution

. Given Information

We are given that if the sequence of winners is designated by letters (for example, NAAAA means that the National League team won the first game and the American League won the next four), how many different sequences are possible

. Finding the number of sequence

The number of sequence of their winning/losing is :

$4!=4\times 3\times 2\times 1$

$=24$sequence