Determining Unit Costs, Variance Analysis, and Interpretation Happy Dog Company, a manufacturer of dog food, produces its product in 1,000-bag batches. The standard cost of each batch consists of 8,000 pounds of direct materials at $0.60 per pound, 48 direct labor hours at $13.25 per hour, and variable overhead cost (based on machine hours) at the rate of $15 per hour with 16 machine hours per batch. The following variable costs were incurred for the last 1,000-bag batch produced: Direct materials 8,300 pounds costing s 4,731 were purchased and used Direct labor Variable overhead Machine hours used 45 hours costing s 675 338 18 hours (a) Determine the actual and standard variable costs per bag of dog food produced, separated into direct materials, direct labor, and variable overhead Round your answers to three decimal places Actual Cost Standard Cost Direct materials Direct labor Variable overhead Total variable costs per bag