At the beginning of the year, Fort Worth Manufacturing estimated that its annual variable factory overhead would be $923,400, and its fixed factory overhead would be $1,798,200. The company's payroll consisted of 27 direct labor employees, and each was expected to work 1,800 direct labor hours. Fort Worth applies overhead to products based on direct labor hours. Each finished unit produced by the company is anticipated to require four direct labor hours. Actual production and cost information for the year is as follows: (a) Variable overhead variances Actual cost of variable overhead Total units produced Actual variable overhead Actual fixed overhead Actual labor hours $ $ 12,000 910,000 1,750,000 45,500 Standard hours Standard rate per hour Standard cost of variable overhead a) Compute the variable overhead variances. b) Compute the fixed overhead variances. 1]]]]] Actual use at standard cost Total favorable variable overhead variance Variable overhead spending variance Variable overhead efficiency variance (b) Fixed overhead variances Actual cost of fixed overhead