See Clear Company manufactures clear plastic CD cases. It applies variable overhead based an the number of machine hours used, Information regarding See Clear's overhead for the month of December follows: Standard Unit Cost Standard Quantity 0.4 machine hours per Standard Rate $1.20 per machine hour Variable manufacturing overhead $ 0.48 case During December, See Clear had the following actual results: Number of units produced and sold Actual variable overhead cost Actual machine hours 150,000 $ 79,000 61,000 Required: Compute See Clear's variable overhead rate variance, variable overhead efficiency variance, and over- or underapplied variable overhead, (Do not round intermediate calculations. Indicate the effect of each variance by selecting "F" for favorable, "U" for unfavorable, and "None" for no effect (i.e., zero variance).) Variable Overhead Rate Variance Variable Overhead Efficiency Variance Variable Overhead Spending Variance Lamp Light Limited (LLL) manufactures lampshades. It applies variable overhead on the basis of direct labor hours. Information from LLL's standard cost card follows: Standard Quantity Standard Standard Unit Cost Rate Variable manufacturing overhead 0.6 $0.80 $0.48 During August, LLL had the following actual results: Units produced and sold Actual variable overhead 24,500 9,440 15,500 ces Actual direct labor hours Required: Compute LLL's variable overhead rate variance, variable overhead efficiency variance, and over- or underapplied variable overhead. (Do not round intermediate calculations. Indicate the effect of each variance by selecting "F" for favorable, "U" for unfavorable, and "None" for no effect (i.e., zero variance).) Variable Overhead Rate Variance Variable Overhead Efficiency Variance Variable Overhead Spending Variance