Fortes Inc. has provided the following data concerning one of the products in its standard cost system. Variable manufacturing overhead is applied to products on the basis of direct labor-hours. Direct materials Direct labor Variable manufacturing overhead $ 7.40 per ounce $27.70 per hour s 5.70 per hour 6.9 ounces 0.5 hours 0.5 hours The company has reported the following actual results for the product for April: Actual output Raw materials purchased Actual cost of raw materials purchased Raw materials used in production 8,700 units $348,670 60,040 ounces 3,280 hours ct labor-hours 95,820 s 17,787 Actual direct labor cost Actual variable overhead cost Required: a. Co b. Compute the materials quantity variance for April. c. Compute the labor rate variance for April. d. Compute the labor efficiency variance for April e the materials price variance for April ute the variable overhead rate variance for April. . Compute the variable overhead efficiency variance for April