9. Fixed overhead volume variances. Selected operating information on three different companies is given below: Company North South Central Full capacity direct labor hours 24,000 40,000 45,000 Budgeted direct labor hours 22,000 38,000 40,000 Actual direct labor hours 21,500 37,000 42,000 Standard direct labor hours allowed for actual output 20,000 38,000 41,000 Normal volume 22,000 40,000 41,000 Fixed overhead rate per hour P 2 P 4 P 6 Required: For each company, compute the following: 1. Volume variance. 2. Idle capacity variance