Answer
100
Work Step by Step
percent * base = amount
$55\%\times x=55$
$0.55\times x=55$
$0.55x\div0.55=55\div0.55$
$x=100$
Prealgebra (7th Edition)
by Martin-Gay, Elayn
Published by
Pearson
ISBN 10:
0321955048
ISBN 13:
978-0-32195-504-3
Chapter 7 - Section 7.3 - Solving Percent Problems with Proportions - Exercise Set - Page 492: 18
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