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4 Required information 2 of 2 [The following information applies to the questions displayed below.] Data for Hermann Corporation are shown below: Percent of Per Unit Sales Selling price $ 100 1008 Variable expenses 61 61 Contribution margin $ 39 398 ook Fixed expenses are $80,000 per month and the company is selling 3,700 units per month. int 2-a. Refer to the original data. How much will net operating income increase (decrease) per month if the company uses higher-quality components that increase the variable expense by $3 per unit and increase unit sales by 15%. nces 2-b. Should the higher-quality components be used? Complete this question by entering your answers in the tabs below. RTq 2A Req 2B Refer to the original data. How much will net operating income increase (decrease) per month if the company uses higher- quality components that increase the variable expense by $3 per unit and increase unit sales by 15%. Net operating income decreases by 1,675