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 company also established the following cost formulas for its selling expenses: The planning budget for March was based on producing and selling 25,000 units. However, during March the company actually produced and sold 30,000 units and incurred the following costs: a. Purchased 160,000 pounds of raw materials at a cost of $7.50 per pound. All of this material was used in production. b. Direct-laborers worked $5,000 hours at a rate of $15.00 per hour. c. Total variable manufacturing overhead for the month was $280,500. d. Total advertising, sales salaries and commissions, and shipping expenses were $210,000,$455,000, and $115,000, respectively. 5. If Preble had purchased 170,000 pounds of materials at $7.50 per pound and used 160,000 pounds in production, what would be the materials price variance for March? (indicate the effect of each variance by selecting " F " for favorable, "U" for unfaverable, and "None" for no effect (i.e, zero variance.). Input the amount as a positive value.)