#### Answer

600

#### Work Step by Step

percent * base = amount
$15\%\times x = 90$
$0.15\times x = 90$
$0.15x\div0.15 = 90\div0.15$
$x=600$

Published by
Pearson

ISBN 10:
0321955048

ISBN 13:
978-0-32195-504-3

600

percent * base = amount
$15\%\times x = 90$
$0.15\times x = 90$
$0.15x\div0.15 = 90\div0.15$
$x=600$

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