Marvel Parts, Incorporated, manufactures auto accessories including a set of seat covers that can be adjusted to fit most cats According to its standards, the factory should work 1,015 hours each month to produce 2,030 sets of seat covers The standard costs associated with this level of production are During August, the factory worked 700 direct labor-hours and produced 1,500 sets of covers The following actual costs were record during the month: A: standard, each set of covers should require 40 yards of material. All of the materials purchased during the month were used in production Required: 1 Compute the materials price and quantity variances for August 2 Compute the labor rate and efficiency vatiances for August 3. Compute the variable overhead rate and efficiency variances for August Note: Do not found intermediate calculations. Indicate the effect of each varionce by selecting "F" for favorable, "U" for unfavorable, and "None" for no effect (i.e., zero voriance). Input all amounts as positive values