How do you calculate profit maximizing quantity when given price and cost information?

Question

How do you find out how many products a firm should produce if it sells its products in a perfectly competitive market structure and the market price is $50? You are given the following information: If you produce 0 units total costs (TC) are $25, 1 unit TC is $65, 2 units $95, 3 units $140, 4 units $195 and 5 units $255.

Answer 1