CORECT OF CUTTECT TO THE WO YOU ve compromeso Trit does not indicate completion. Reli Marvel Parts, Inc., manufactures auto accessories. One of the company's products is a set of seat covers that can be adjusted to fit nearly any small car. The company has a standard cost system in use for all of its products. According to the standards that have been set for the seat covers, the factory should work 1,040 hours each month to produce 2,080 sets of covers. The standard costs associated with this level of production are: Direct materials Direct labor Variable manufacturing overhead (based on direct labor-hours) Per Set Total of Covers $40,560 519.50 $ 7,280 3.50 $ 4,160 2.00 $25.00 During August, the factory worked only 600 direct labor hours and produced 1,800 sets of covers. The following actual costs were recorded during the month: Direct materials (5,000 yards) Direct labor Variable manufacturing overhead Total $ 34,20 $ 6,660 $4,140 Per Set ot covers $19.se 3.70 2. Je $25.00 At standard, each set of covers should require 25 yards of material. All of the materials purchased during the month were used in production Required: 1. Compote the materials price and quantity variances for August 2 Compute the labor rate and efficiency variances for August 3. Compute the variable overhead rate and efficiency variances for August (Indicate the effect of each variance by selecting " for favorable. Tutfor unfavorable, and "None for no effect (Letero