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Required information [The following information applies to the questions displayed below.] Data for Hermann Corporation are shown below: Percent 100% 30% Per Unit of Sales Selling price Variable expenses Contribution margin $ 90 63 70 $ 27 Fixed expenses are $30,000 per month and the company is selling 2,000 units per month. 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 $2 per unit and increase unit sales by 10%. 2-b. Should the higher-quality components be used? Complete this question by entering your answers in the tabs below Req 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 $2 per unit and increase unit sales by 10% Net operating income increases Req 2A Req 2B