Required information [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: The planning budget for March was based on producing and selling 26,000 units. However, during March the company actually produced and sold 31,000 units and incurred the following costs: 8. Purchased 155,000 pounds of raw materials at a cost of $7.20 per pound. All of this material was used in production. b. Direct laborers worked 56,000 hours at a rate of $16 per hour. c. Total variable manufacturing overhead for the month was $524,720. 13. What variable manufacturing overhead cost would be included in the company's flexible budget for March