Essential University Physics: Volume 1 (3rd Edition)

Published by Pearson
ISBN 10: 0321993721
ISBN 13: 978-0-32199-372-4

Chapter 1 - Exercises and Problems - Page 12: 44


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.
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