Thinking Mathematically (6th Edition)

Published by Pearson
ISBN 10: 0321867327
ISBN 13: 978-0-32186-732-2

Chapter 8 - Personal Finance - 8.1 Percent, Sales Tax and Discounts - Exercise Set 8.1 - Page 495: 50


a. 6.60 b. 9.90

Work Step by Step

a. Take 16.50 and multiply it by .40 to get 6.60 b. Take the original price of the dictionary, 16.50, and subtract it from the discount amount, 6.60. It will give you $9.90 as your sale price.
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