Basic College Mathematics (10th Edition)

by Lial, Margaret L.; Salzman, Stanley A.; Hestwood, Diana L.

Published by Pearson

ISBN 10: 0134467795

ISBN 13: 978-0-13446-779-5

Chapter 1 - Whole Numbers - 1.7 Rounding Whole Numbers - 1.7 Exercises - Page 73: 46

Answer

Estimate: 4000 Exact: 3975

Work Step by Step

53 rounds to 50, and 75 rounds to 80. 50 x 80 = 4000 53 x 75 = 3975

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