Answer: $36.60
Step-by-step explanation:
Convert 15% to decimals. You can do this by dividing by 100.
[tex]\frac{15}{100}=0.15[/tex]
Now calculate 15% of 31.81 (0.15*31.81)
$4.77
if you add it to the bill you get 31.81+4.77=36.58
it says round to the nearest ten dollars=36.60