Intermediate Algebra (6th Edition)

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

Chapter 1 - Review: 128

Answer

1.5

Work Step by Step

We can find the increase in life expectancy between 1960 and 1970 by subtracting the life expectancy in 1960 from the life expectancy in 1970. Life expectancy in 1960: 73.2 Life expectancy in 1970: 74.7 $74.7-73.2=1.5$
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