Algebra 1: Common Core (15th Edition)

Published by Prentice Hall
ISBN 10: 0133281140
ISBN 13: 978-0-13328-114-9

Chapter 1 - Foundations for Algebra - 1-4 Properties of Real Numbers - Practice and Problem-Solving Exercises - Page 27: 47


Plan 1

Work Step by Step

Since she has to give each friend 22, we perform 22$\times$3, which is $66. This is under 75, so its manageable. For the other plan, we add: 29.26+23.99+23.74=76.99 This is above 75, so its not manageable. Therefore, Plan 1 is best.
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