Thinking Mathematically (6th Edition)

Published by Pearson
ISBN 10: 0321867327
ISBN 13: 978-0-32186-732-2

Chapter 1 - Problem Solving and Critical Thinking - Chapter Summary, Review, and Test - Review Exercises - Page 44: 25


Option b is the best estimate: $36,000

Work Step by Step

Average estimate of a teacher's weekly salary = 900 dollars Therefore, monthly salary of a teacher = 900 x 4 = 3600 dollars Monthly salary of all the teachers = 3600 x 10 = 36000 dollars b is the best estimate.
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