## Elementary Technical Mathematics

Published by Brooks Cole

# Chapter 4 - Review - Page 207: 10

#### Answer

a. 0.1 mi b. 0.05 mi

#### Work Step by Step

For the measurement $15.0~mi$, we have a. The precision is 0.1 mi (because the last digit $0$ is in the $0.1$ place). b. The greatest possible error is one-half the precision: $$0.5\cdot 0.1 \ mi=0.05 \ mi.$$

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