STANDARD COST CARD PER UNIT Materials: 4 feet El $14 per foot Direct labor: 8 hours $10 per hour Variable overhead: 8 hours $8 per hour Fixed overhead: 8 hours 1 $12 per hour Total standard cost per unit 56.00 80.00 64.00 96.00 $296.00 The following information is available regarding the company's operations for the period Units produced: Materials purchased: Materials used Direct labor: I 1,000 52,000 feet a $13.70 per foot 40,000 feet 84,000 hours costing $840,000 Manufacturing overhead incurred $756,000 $1,000.000 Variable Fixed Budgeted fixed manufacturing overhead for the period is $960,000, and the standard fixed overhead rate is based on expected capacity of 80,000 direct labor hours Required a. Calculate the direct labor rate variance b. Calculate the direct labor efficiency variance c. Calculate the direct materials price variance d, Calculate the direct materials usage variance