Answer:
$98.09
Explanation:
to find 9% of 89.99, you multiply 89.99 by 0.09 (convert the percentage into a decimal by moving the decimal point to the left twice.)
89.99 x 0.09 = 8.0991 ~ 8.10
89.99 + 8.10 = 98.09
= $98.09
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