Basic College Mathematics (9th Edition)

Published by Pearson
ISBN 10: 0321825535
ISBN 13: 978-0-32182-553-7

Chapter 7 - Measurement - Review Exercises - Page 527: 70



Work Step by Step

I walked 2 km to school. Length can be measured in km, m, cm or mm. If we choose 2 m, 2 cm or 2 mm it will very less for the distance of school. So 2 km is the correct choice.
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