Basic College Mathematics (9th Edition)

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

Chapter 1 - Whole Numbers - 1.1 Reading and Writing Whole Numbers - 1.1 Exercises: 32

Answer

Drive alone is used the most. Drive alone is used by eighty-four million, two hundred fifteen thousand, two hundred ninety-eight workers.

Work Step by Step

Compare the highest value period for each category to determine the most used mode of transportation. In this case, drive alone with 84 million workers exceeds the other categories which represent 15 million, 7 million and and 6 million workers. Start at the left when writing a number in words or saying it aloud. Write or say the digit names in each period (group), followed by the name of the period, except for the period name “ones,” which is not used.
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