The standard direct material cost per unit for Wills Group was $180 (= $45 per gallon x 4 gallons per unit). During the period, actual direct materials costs amounted to $2,406,390, materials used totaled 55,510 gallons, and 13,340 units were produced. Required: Compute the direct materials price and efficiency varlances for the period. Note: Indicate the effect of each varlance by selecting "F" for favorable, or "U" for unfavorable. If there is no effect, do not select elther option. Price variance Efficiency variance