Maximum Profit Yaster Gadgets manufactures and sells smartphones per week. The weekly price-demand and cost equations are, respectively, p = 489 -0.41 x and C(x) = 19,815 + 21 x. Suppose Yaster Gadgets wants to maximize weekly profit. Compute the following quantities. 1. How many phones should be produced each week? decimal places. 2. What price should Jesaki charge for the phones? $ nearest cent. 3. What is the maximum weekly profit? $ Enter the result for 3. phones. Round to 2 per phone. Round to the per week. Round to the nearest cent.