Answer:
Total cost = $90.72
Explanation:
First, let's find the sales tax.
6% of $72 is $4.32
Next, let's find the tip.
20% of $72 is $14.40
Finally, add them all up:
$72 (Food bill) + $4.32 (Sales tax) + $14.40 (Tip) = $90.72 (Total)
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