Thinking Mathematically (6th Edition)

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

Chapter 1 - Problem Solving and Critical Thinking - 1.2 Estimation, Graphs, and Mathematical Models - Exercise Set 1.2: 25


The estimated annual income is 41600. The actual annual income is 39998.40.

Work Step by Step

Number of weeks in an year = 52 Income of the man = 19.50 per hour Hours to work per week = 40 Therefore, estimated annual income of the man is = 20 x 40 x 52 = $41600. Actual annual income = 39998.4 It is still a reasonable estimate, but the difference is 1,601.60.
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.