Question

A deli sells 640 sandwiches per day at $8 each.
A) a market survey shows that for every $0.10 reduction in price, 40 more sandwicheswill be sold. How much should the deli charge for a sandwich in order to maximize revenue?

Answer 1

The topic of this section is optimization

Answer 2

Ah, now I know what you mean. Set-up the revenue as a function of the price. Then find local extrema of that function (using the derivation).

Answer 3

How would I do that