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 = 70 - 19 The financial department provides the cost function below... C(q) = 83 + 179 where $83 is the estimate of fixed costs (tooling and overhead) and $17 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.)