Martinez Company's relevant range of production is 9,900 units to 14,900 units. When it produces and sells 12,400 units, its unit costs are as follows: 1. If 10,400 units are sold, what is the total amount of variable costs related to the units sold? 2. If 14,900 units are sold, what is the total amount of variable costs related to the units sold? 3. If 10,400 units are produced, what is the average fixed manufacturing cost per unit produced 4. If 14,900 units are produced, what is the average fixed manufacturing cost per unit produced? 5. If 10,400 units are produced, what is the total amount of fixed manufacturing cost incurred to support this level of production 6. If 14,900 units are produced, what is the total amount of fixed manufacturing cost incurred to support this level of production