Swan Company has determined a standard direct materials cost per unit of $20 (5 feet x $4 per foot). Last month, Swan Company purchased and used 6,100 feet of direct materials, for which it paid $23,790. The company produced and sold 1,200 units during the month What is the direct materials price variance? O $600 favorable $ 390 unfavorable O $610 favorable $ 400 unfavorable