Answer
About 15
Work Step by Step
In order to make this estimation, we first looked at New York City, where there are 50 piano tuners. However, Chicago is about 30% of the size, so we multiply by .3 to get that there are 15 in Chicago.
Essential University Physics: Volume 1 (3rd Edition)
by Wolfson, Richard
Published by
Pearson
ISBN 10:
0321993721
ISBN 13:
978-0-32199-372-4
Chapter 1 - Exercises and Problems - Page 12: 44
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