Required information Exercise 5-7 (Algo) Changes in Variable Costs, Fixed Costs, Selling Price, and Unit Sales [LO5-7] [The following information applies to the questions displayed below] Data for Hermann Corporation are shown below: Fixed expenses are $76,000 per month and the company is selling 4,600 units per month. Exercise 5-7 (Algo) Part 1 Required: - How much will net operating income increase (decrease) per month if the monthly advertising budget increases by $10,000,t nonthly sales volume increases by 100 units, and the total monthly sales increase by $8,000 ? b. Should the advertising budget be increased? Complete this question by entering your answers in the tabs below