Answer
10% decrease
Work Step by Step
Since the new amount is smaller, it is a decrease.
%decrease=(20−18)/20=2/20=0.1=10%
Algebra 1: Common Core (15th Edition)
by Charles, Randall I.
Published by
Prentice Hall
ISBN 10:
0133281140
ISBN 13:
978-0-13328-114-9
Chapter 3 - Solving Inequalities - 3-1 Inequalities and Their Graphs - Practice and Problem-Solving Exercises - Page 170: 70
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