Required information [The following information applies to the questions displayed below] Preble Company manufacturess one product. its varlable mantufacturing overiend is applled to production based on diroct inborthourf and its standard cont cald per unit is as follows: The planning budget for March was based on producing and seliing 24,000 units. However, during March the coinpany actualy ptoduced and soid 30,600 units and incurred the following costs: a. Purchased 170,000 pounds of raw materiais of 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 per hour. c. Total variable manufacturing overhend for the month wos $512.040 3. What is the materiais price variance for March? (indicate the effect of each variance by aelecting "F" far favorable, "U" for unfovorable, and "None" for no effect (i.e., zero variance.). input all amounts as posituve values.)