Elementary Technical Mathematics

Published by Brooks Cole
ISBN 10: 1285199197
ISBN 13: 978-1-28519-919-1

Chapter 4 - Section 4.5 - Addition and Subtraction of Measurements - Exercise - Page 185: 14

Answer

a. all b. 670 kg

Work Step by Step

a. All of the measurements 4.9 kg, 670 kg, and 0.043 kg have two significant digits (the least); thus they have the same accuracy. b. Since the precision of the measurement 670 kg is 10, then it is the least precise measurement. The others values have precisions of 0.001 and 0.1.
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