College Algebra (6th Edition)

Published by Pearson
ISBN 10: 0-32178-228-3
ISBN 13: 978-0-32178-228-1

Chapter P - Prerequisites: Fundamental Concepts of Algebra - Exercise Set P.2 - Page 35: 146

Answer

Total heart beats in 80 years = 80$\times$365$\times$24$\times$60$\times$70 = 2.94336 $\times$ $10^{9}$

Work Step by Step

Heart beats per minute = 70 In 80 years = 80$\times$365 days = 80$\times$365$\times$24 hours = 80$\times$365$\times$24$\times$60 minutes Total heart beats in 80 years = 80$\times$365$\times$24$\times$60$\times$70 = 2.94336 $\times$ $10^{9}$
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