A deli sells 480 sandwiches per day at a price of $4 each.
(A) A market survey shows that for every $0.10 reduction in the price, 20 more sandwiches will be sold. How much should the deli charge in order to maximize revenue?
The deli should charge $3.20 for a sandwich to maximize revenue.
(Round to the nearest cent as needed.)
(B) A different market survey shows that for every $0.20 reduction in the original $4 price, 5 more sandwiches will be sold. Now how much should the deli charge in order to maximize revenue?
Now the deli should charge $ for a sandwich to maximize revenue.
(Round to the nearest cent as needed.)