Prealgebra (7th Edition)

Published by Pearson
ISBN 10: 0321955048
ISBN 13: 978-0-32195-504-3

Chapter 7 - Section 7.4 - Applications of Percent - Exercise Set: 19

Answer

50%

Work Step by Step

percent * base = amount $p\%\times 40=20$ $40p=20$ $40p\div40=20\div40$ $p=0.5=50\%$
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