#### Answer

Rounded: 546
Actual: 534.3

#### Work Step by Step

Estimate of the salary of the worker = 7 x 78 = 546 dollars
Actual salary of the worker = 6.85 x 78 = 534.3 dollars
It is reasonable as the difference between the two is only 11.7.

Published by
Pearson

ISBN 10:
0321867327

ISBN 13:
978-0-32186-732-2

Rounded: 546
Actual: 534.3

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