#### Answer

24% increase

#### Work Step by Step

percent increase = $\frac{new amount-original amount}{original amount}$
$\frac{22.25-18}{18}=0.236$
Move the decimal two places to the right and round up.
The percent increase is 24%.

Published by
Prentice Hall

ISBN 10:
0133500403

ISBN 13:
978-0-13350-040-0

24% increase

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