Martinez Company's relevant range of production is 7,500 units to 12,500 units.When it produces and sells 10,000 units, its unit costs are as follows: Direct materials:6.00, direct labor:3.50,variable manufacturing overhead 1.50,fixed manufacturing overhead 4.00, fixed selling expense 3.00, fixed administrative expense 2.00, sales commissions 1.00, variable administrative expense 0.50:

• What is the total product costs incurred to make 10,000 units?
• What is the total amount of period costs incurred to sell 10,000 units?
• If 8,000 units are sold, what is the variable cost per unit sold?
• If 12,500 units are sold, what is the variable cost per unit sold?
• If 8,000 units are sold, what is the total amount of variable costs related to the units sold?
• If 12,500 units are sold, what is the total amount of variable costs related to the units sold?