#### Answer

$15$

#### Work Step by Step

There are 5 selections for first choice and 3 selections for second choice.
According to multiplication principle of counting, the number of different shirt and tie outfits he can wear is:
$= 5\times3
\\= 15$

Published by
Pearson

ISBN 10:
0-32193-104-1

ISBN 13:
978-0-32193-104-7

$15$

You can help us out by revising, improving and updating this answer.

Update this answerAfter you claim an answer you’ll have **24 hours** to send in a draft. An editor
will review the submission and either publish your submission or provide feedback.