Required information Exercise 6-5 Changes in Variable Costs, Fixed Costs, Selling Price, and Volume [LO6-4] [The following information applies to the questions displayed below] Data for Hermann Corporation are shown below Fixed expenses are $87,000 per month and the company is selling 2.900 units per month Exercise 6-5 Part 1 1-0. How much will net operating income increase (decrease) per month if the monthly advertising budget increases by $9:200 and Required: monthly sales increase by $20250 ? 1.b. Should the advertising budget be increased