Required information Exercise 2-5 (Algo) Changes in Variable Costs, Fixed Costs, Selling Price, and Volume [LO2-4] [The following information applies to the questions displayed below.) Data for Hermann Corporation are shown below: Per Unit $ 75 Percent of Sales 100% 68 Selling price Variable expenses Contribution margin 51 $ 24 32% Fixed expenses are $75,000 per month and the company is selling 4,000 units per month. Exercise 2-5 (Algo) Part 1 Required: 1-a. How much will net operating income increase (decrease) per month if the monthly advertising budget increases by $9,900 and monthly sales increase by $24,500? 1-b. Should the advertising budget be increased? Required information Exercise 2-5 (Algo) Changes in Variable Costs, Fixed Costs, Selling Price, and Volume [LO2-4] [The following information applies to the questions displayed below.) Data for Hermann Corporation are shown below: Percent of Sales 100% Selling price Variable expenses Contribution margin Per Unit $ 75 51 $ 24 32% Fixed expenses are $75,000 per month and the company is selling 4,000 units per month. Exercise 2-5 (Algo) Part 2 2-a. How much will net operating income increase (decrease) per month if the company uses higher-quality components that increase the variable expense by $4 per unit and increase unit sales by 25%. 2-b. Should the higher-quality components be used