M9-9 (Algo) Calculating Direct Materials Cost Variances [LO 9-3] Acoma, Incorporated, has determined a standard direct materials cost per unit of $6.40 ( 2 feet $3.20 per foot). Last month. Acoma purchased and used 4,270 feet of direct materials, for which it paid $13,237. The company produced and sold 2,010 units during the month. Required: Calculate the direct materlals price, quantity, and spending variances Note: Indicate the effect of each variance by selecting "F" for favorable, "U" for unfavorable, and "None" for no effect (i.e., zero variance). Round your intermediate calculations to 2 decimal places