Answer
precision $\frac{1}{5}\ in^2$
GPE $\frac{1}{10}\ in^2$
Work Step by Step
The smallest unit is $\frac{1}{5}\ in^2$, so that is the precision.
Greatest possible error is half the precision.
$GPE=\frac{1}{2}\times\frac{1}{5}=\frac{1}{10}$
Elementary Technical Mathematics
by Nelson, Robert; Eren, Dale;
Published by
Brooks Cole
ISBN 10:
1285199197
ISBN 13:
978-1-28519-919-1
Chapter 4 - Section 4.2 - Precision and Greatest Possible Error - Exercise - Page 166: 30
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