The standard costs and actual costs for factory overhead for the manufacture of 2,500 units of actual production are as follows: Standard Costs Fixed overhead (based on 10,000 hours) 3 hours per unit at $0.73 per hour Variable overhead 3 hours per unit at $1.90 per hour Actual Costa Total variable cost, $17,900 Total fixed cost $7.900 The faced factory overhead volume variance is Oa $1460 unfavorable b. 50 c. $1825 unfavorable Cd. 51.460 favorable