Answer
$900$ three-digit numbers are possible.
Work Step by Step
First digit: 9 choices
Second digit: 10 choices
Third digit: 10 choices
Using the Fundamental Counting Principle:
$9\times10\times10=900$
Algebra and Trigonometry 10th Edition
by Larson, Ron
Published by
Cengage Learning
ISBN 10:
9781337271172
ISBN 13:
978-1-33727-117-2
Chapter 11 - 11.6 - Counting Principles - 11.6 Exercises - Page 823: 23a
Update this answer!
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.
