Required information [The following information applies to the questions displayed below.] Kubin Company's relevant range of production is 19,000 to 20,000 units. When it produces and sells 19,500 units, its average costs per unit are as follows: Average Cost per Unit $7.90 $ 4.90 Direct materials. Variable manufacturing overhead Direct labor Fixed manufacturing overhead Fixed administrative expense Fixed selling expense Sales commissions Variable administrative expense $ 2.40 $ 5.90 $ 4.40 $ 3.40 $ 1.90 $ 1.40 Required: 1. For financial accounting purposes, what is the total amount of product costs incurred to make 19,500 units? 2. For financial accounting purposes, what is the total amount of period costs incurred to sell 19,500 units? 3. For financial accounting purposes, what is the total amount of product costs incurred to make 20,000 units? 4. For financial accounting purposes, what is the total amount of period costs incurred to sell 19,000 units? (For all requirements, do not round intermediate calculations.)