Algebra 1

Published by Prentice Hall
ISBN 10: 0133500403
ISBN 13: 978-0-13350-040-0

Chapter 2 - Solving Equations - 2-10 Change Expressed as a Percent - Lesson Check - Page 148: 1

Answer

about 2%

Work Step by Step

percent change = $\frac{original amount-new amount}{original amount}$ Change the runners time to seconds 6 min 13s= 373s 6 min 5s = 365s $\frac{373-365}{373}=0.02$ Move the decimal place two plaecs to the right. The percent change was a 2% decrease.
Update this answer!

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

Update this answer

After 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.