Variable Overhead Variances, Service Company Rostand Inc. operates a delivery service for over 70 restaurants. The corporation has a fleet of vehicles and has invested in a sophisticated, computerized communications system to coordinate its deliveries. Rostand has gathered the following actual data on last year's delivery operations: Deliveries made 38,600 Direct labor 31,000 direct labor hours $14.00 Actual variable overhead $157,700 Rostand employs a standard costing system. During the year, a variable overhead rate of $5.10 per hour was used. The labor standard requires 0.80 hour per delivery