8-29. OVERHEAD VARIANCES, SERVICE SECTOR. Family Meals Now (FMN) operates a meal home-delivery service. It has agreements with 20 restaurants to pick up and deliver meals to customers who place orders on FMN's website. FMN allocates variable and fixed overhead costs on the basis of delivery time. FMN's owner, Thomas Stewart, obtains the following information for May 2020 overhead costs: 1. Compute spending and efficiency variances for FMN 's variable overhead costs in May 2020. 2. Compute the spending variance and production-volume variance for FMN's fixed overhead costs in May 2020. 3. Comment on FMN's overhead variances and suggest how Thomas Stewart might manage FMN's variable overhead costs differently