Miller Toy Company manufactures a plastic swimming po at its Wet d cost per swimming pool: Standard Quantity of Hours Standard Price of Rate Direct materials 3.2 pounds 2120 per pound Direct 6:20 per hour 1.70 per hour Variable manufacturing overhead Based on machine-hours. During June the plant produced 5.000 pools and incurred the following costs: 1. Purchased 21.000 pounds of materials at a cost of $268 per pound. 2. Used 15,800 pounds of materials in production. 3. Worked 3,100 direct labor-hours at a cost of $5.90 per hour. 4. Incurred variable manufacturing overhead cost totaling $4.830 for the month. A total of 2,300 machine-hours was recorded. Required: 1. Compute the following variances for June and indicate whether each variance is favorable (F) or unfavorable (UD a. Materials price and quantity variances. b. Labor rate and efficiency variance c. Variable overhead rate and efficienes varian 2. Compute the total standard variable cost for one unit of swimming pool