Problem 11-49 Complete Analysis of Cost Variances; Review of Chapters 10 and 11 (LO 11-5) Chillco Corporation produces containers of frozen food. During April, Chillco produced 730 cases of food and incurred the followin actual costs. Overhead is budgeted and applied using direct-labor hours in a standard costing system. Standard cost and annual budget information are as follows: Required: Compute the following cost variances from the available data. (Indicate the effect of each variance by selecting "Favorable" or "Unfavorable". Select "None" and enter "O" for no effect (i.e., zero variance). Do not round intermediate calculations.)