Elementary Technical Mathematics

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

Chapter 1 - Review: 52

Answer

(a) $5.6$ (b) $5.65$ (c) $5.6491$

Work Step by Step

Given: $5.64908$ (a) The tenths digit $6$ is followed by a $4$. Thus, retain to $6$ and drop the rest of the decimals to its right to obtain: $5.6$ (b) The hundredths digit $4$ is followed by a $9$. Thus, round up to $5$ and drop the rest of the decimals to its right to obtain: $5.65$ (c) The ten-thousandths digit $0$ is followed by an $8$. Thus, round up to $1$ and drop the rest of the digits to its right to obtain: $5.6491$
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