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 - Page 26: 21

Answer

rounded value - 54000 actual value -56175.9

Work Step by Step

After rounding off , 30 % of 180000 or, 0.3 x 180000 = 54000 Actual value = 0.32 x 187253 = 56175.9
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