my work Munoz Publications established the following standard price and costs for a hardcover picture book that the company produces. Standard price and variable costs Sales price $ 36.10 Materials cost 8.80 Labor cost 4.00 Overhead cost 5.50 Selling, general, and administrative costs 6.90 Planned fixed costs Manufacturing overhead $130,000 Selling, general, and administrative 44,000 Assume that Munoz actually produced and sold 38,000 books. The actual sales price and costs incurred follow: Actual price and variable costs Sales price Materials cost Labor cost Overhead cost Selling, general, and administrative costs Actual fixed costs Manufacturing overhead Selling, general, and administrative $ 35.10 9.00 3.90 5.55 6.70 $115,000 50,000 Required a. & b. Determine the flexible budget variances and also Indicate whether each variance is favorable (F) or unfavorable (U). (Select "None" if there is no effect (i.e., zero variance).)