Answer
$$-0.188 \ in.$$
Work Step by Step
The small needle reads -0.1 in and the larger needle reads -0.088 in. Hence, the final reading is
$$-0.10 \ in-0.088 \ in=-0.188 \ in.$$
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 4.9 - Reading Scales - Exercise - Page 203: 15
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