Answer: $23.58
Step-by-step explanation:
Calculate how much 15% of 20.50 is to find the tip
[tex]20.50*.15\\=3.075[/tex]
Then, you add that amount to the original amount to find the total cost.
[tex]20.50+3.075\\=23.575[/tex]
We are told to round to the nearest cent, so the answer would be $23.58
