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: 2

Answer

80 children are in the class

Work Step by Step

percent * base = amount $35\%\times t=28$ $0.35t=28$ $0.35t\div0.35=28\div0.35$ $t=80$
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