Check my w Data for Hermann Corporation are shown below: Selling price Variable expenses Contribution margin Per Unit $ 80 44 $36 Percent of Sales 1000 55 45 Fixed expenses are $76,000 per month and the company is selling 2,500 units per month. 2-a. How much will net operating income increase (decrease) per month if the company uses higher-quality components th increase the variable expense by $4 per unit and increase unit sales by 20%. 2-b. Should the higher-quality components be used? Complete this question by entering your answers in the tabs below. Reg 2A Reg 28 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 20%. Net operating income by