Intermediate Algebra (6th Edition)

Published by Pearson
ISBN 10: 0321785045
ISBN 13: 978-0-32178-504-6

Chapter 1 - Section 1.3 - Operations on Real Numbers and Order of Operations - Exercise Set: 113

Answer

20 million

Work Step by Step

Look on the x-axis and find the year 1970. Find the point at which the red line intersects with the line above 1970, and find the $y$ value for that point. Since the $y$ value is 20, and the unit of the y-axis is millions of people, the population in the year 1970 would be 20 million.
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