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Data for Hermann Corporation are shown below: Selling price Variable expenses Contribution margin Per Unit $ 100 61 $ 39 Percent of Sales 100% 61 39% Fixed expenses are $80,000 per month and the company is selling 3,700 units per month Required: 1-a. How much will net operating income increase (decrease) per month if the monthly advertising budget increases by $8,500, the monthly sales volume increases by 100 units, and the total monthly sales increase by $10.000? 1-b. Should the advertising budget be increased? Complete this question by entering your answers in the tabs below. Req 1A Reg 1B How much will net operating income increase (decrease) per month if the monthly advertising budget increases by $8,500, the monthly sales volume increases by 100 units, and the total monthly sales increase by $10,000? (Do not round intermediate calculations.) Net operating income by you have completed so far. It does not indicate completion Data for Hermann Corporation are shown below: Retu Selling price Variable expenses Contribution margin Per Unit $ 100 61 $ 39 Percent of Sales 100% 61 39% Fixed expenses are $80,000 per month and the company is selling 3,700 units per month -a. Refer to the original data. How much will net operating income increase (decrease) per month if the company uses higher-quality omponents that increase the variable expense by $3 per unit and increase unit sales by 15%. --b. Should the higher-quality components be used? Answer is not complete. Complete this question by entering your answers in the tabs below. Req 2A Reg 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 by