Basic College Mathematics (9th Edition)

by Lial, Margaret L.; Salzman, Stanley A.; Hestwood, Diana L.

Published by Pearson

ISBN 10: 0321825535

ISBN 13: 978-0-32182-553-7

Chapter 6 - Percent - Summary Exercises - Using the Percent Proportions and Percent Equation - Page 434: 26

Answer

3419 tickets were sold this week.

Work Step by Step

Find the size of the decrease in the number of tickets. $x=0.105\times3820$ $x=401.1$ $3820-401.1=3418.9$

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