[The following information applies to the questions displayed below.] Preble Company manufactures one product. Its variable manufacturing overhead is applied to production based on direct labor-hours and its standard cost card per unit is as follows: Direct material: 5 pounds at $8.00 per pound Direct labor: 3 hours at $15 per hour Variable overhead: 3 hours at $9 per hour Total standard variable cost per unit $ 40.00 45.00 27.00 $112.00 The company also established the following cost formulas for its selling expenses: Advertising Sales salaries and commissions Shipping expenses Variable Cost per Unit Sold Fixed Cost per Month $ 350,000 $ 400,000 $ 27.00 $ 18.00 The planning budget for March was based on producing and selling 21,000 units. However, during March the company actually produced and sold 26,000 units and incurred the following costs: a. Purchased 160,000 pounds of raw materials at a cost of $6.50 per pound. All of this material was used in production. b. Direct-laborers worked 70,000 hours at a rate of $16.00 per hour. c. Total variable manufacturing overhead for the month was $655,200. d. Total advertising, sales salaries and commissions, and shipping expenses were $358,000, $530,000, and $265,000, respectively.