Production Strategy A company's market research department recommends the manufacture and marketing of a new headphone set for the iPhone XS After suitable test marketing, the research department presents the following demand function... p 67-1q The financial department provides the cost function below... C(a) 80+ 19q where $80 is the estimate of fixed costs (tooling and overhead) and $19 is the estimate of marginal costs per headphone set (materials, labor, marketing, transportation, storage, etc.) Find the number, q, of units that produces maximum profit. (Round to the nearest whole number.) Question 7