The planning budget for March was based on producing and selling 24,000 units. However, during March the company actually produced and sold 30,600 units and incurred the following costs: a. Purchased 170,000 pounds of raw materials at a cost of $9.00 per pound. All of this material was used in production. b. Direct-laborers worked 68,000 hours at a rate of $18.00 per hour. c. Total variable manufacturing overhead for the month was $512,040. d. Total advertising, sales salaries and commissions, and shipping expenses were $340,000, $520,000, and $245,000, respectively. 3. What is the materials price variance for March? (Indicate the effect of each varlance by selecting "F" for favorable, "U" for unfavorable, and "None" for no effect (I.e., zero varlance.). Input the amount as a positive value.)