please help with blank boxes

Marvel Parts, Incorporated, manufactures auto accessories including a set of seat covers that can be acjusted to fit most cars. According to its standards, the factory should work 1,040 hours each month to produce 2.080 sets of seat covers. The standard co associated with this level of production are: During August, the factory worked 600 direct labor-hours and produced 1,800 sets of covers. The following actual costs were recorded during the month: At standard, each set of covers should require 2.5 yards of material. All of the materiais 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 variances for August. 3. Compute the varlable overhead rate and efficiency variances for August. Note: Do not round intermediate calculations. Indicate the effect of each variance by selecting "F" for favorable, unfavorable, and "None" for no effect (i.e., zero variance). Input all amounts as positive values