Data for Hermann Corporation are shown below: Percent of Sales 100% 64 Per Unit $125 80 $ 45 Selling price Variable expenses Contribution margin 366 Fixed expenses are $85,000 per month and the company is selling 2,700 units per month. Required: 1-a. How much will net operating income increase (decrease) per month if the monthly advertising budget increases by $9,000 and monthly sales increase by $20,000? 1-b. Should the advertising budget be increased? Complete this question by entering your answers in the tabs below. Reg 1A Req 1B How much will net operating income increase (decrease) per month if the monthly advertising budget increases by $9,000 and monthly sales increase by $20,000? (Do not round intermediate calculations.) Net operating income Should the advertising budget be increased? Yes O No 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 $5 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 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 $5 per unit and increase unit sales by 20%. Net operating income by Req 2A Req 2B Should the higher-quality components be used? OYes ONO