Respuesta :
To do this you want to first multiply 28 by 0.15. This will give you $4.20. You have to give a $4.20 tip. The total cost would be the lunch and the tip added together. It would give you a final total of $32.20.
Answer:
$32.20.
Step-by-step explanation:
(Answer is copied, i'm farming for points- sorry!