Schultz Company reported the following information about the production and sales of its only product: Direct material used $64,000 Direct labour 40,000 Variable factory overhead 24,000 Fixed factory overhead 32,000 Variable selling and administrative expenses 8,000 Fixed selling and administrative expenses 12,000 Beginning inventories Ending inventories: Direct materials None -0- WIP -0- Finished goods 600 units Sales (@$90 per unit) $126,000 a) Calculate the following for Schultz Company i) The number of units sold ii) The number of units produced iii) The marginal cost per unit. iv) The total cost per unit v) The value of ending inventory under: Variable costing. Total costing vi) The cost of goods sold under - Marginal costing - Total costing b) Prepare a marginal costing income statement clearly showing contribution margin and operating income. c) What is the gross profit under total costing