Answer:
$13.20
Explanation:
7% = 0.7 so you add that to $32.85 = $33.55
18% of $33.55 is 6.039 so you add that to $33.55 = 39.589
That is the total of the bill so you divide it by 3
39.589 /3 =13.1963
rounded to the nearest cent is $13.20
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