Vernon Publications established the following standard price and costs for a hardcover picture book that the company produces Standard price and variable costs Sales price Materials cost Labor cost Overhead coat Selling, general, and administrative costs planned fixed conto Manufacturing overbead Selling, general, and administrativo $36.00 8.10 4.40 6.30 7.10 $132,000 51,000 Vernon planned to make and sell 29,000 copies of the book. Required: a. d. Prepare the pro forma income statement that would appear in the master budget and also flexible budget Income statements, assuming production volumes of 28,000 and 30,000 units. Determine the sales and variable cost volume variances, assuming volume is actually 30,000 units. Indicate whether the variances are favorable (F) or unfavorable (U). (Select "None" if there is no effect (le, zero variance).) Number of units Master Budget 29.000 Flexible Budgets 28,000 Volume Variances 30,000 Variable manufacturing costs 0 Fixed costs 0 $ 0 $ $