Doon Company incurred the following costs while producing 450 units: direct materials. $13 per unit, direct labor, $30 per unit, variable manufacturing overhead. 514 per unit sa fixed manufacturing overhead costs, $6.750; variable seling and administrative costs, 54 per un total for selling and administrative costs. 54.050. There are no beginning wores What is the ending balance in Finished Goods Inventory using variable costing if 350 units are sold? A $5,850 OB 56,100 OG $5,700 D. $4,900