please if you can't answer all the questions, don't answer non. Thanks

Required information The following information applies to the questions displayed below) Data for Hermann Corporation are shown below. Selling price Variable expenses Contribution margin Per Unit $ 140 91 $ 49 Percent of Sales 100% 65 35% Fixed expenses are $88,000 per month and the company is selling 3.000 units per month Required: 1-a. How much will net operating income increase (decrease) per month if the monthly advertising budget increases by $9,300 and monthly sales increase by $21000? 1-b. Should the advertising budget be increased? Complete this question by entering your answers in the tabs below. U OUVETUSY Uuuyc e HICOSCU: Complete this question by entering your answers in the tabs below. Reg 1A Reg 1B How much will net operating income increase (decrease) per month if the monthly advertising budget increases by $9,300 and monthly sales increase by $21,000? (Round any unit calculations up to the nearest whole unit.) Nel operating income by Renan Req 18 > 2-a. Refer to the original data. How much will net operating income increase (decrease) per month if the company uses higher qua components that increase the variable expense by $6 per unit and increase unit sales by 20% 2-b. Should the higher quality components be used? Answer is not complete. Complete this question by entering your answers in the tabs below. Reg 2A Reg 28 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 $6 per unit and increase unit sales by 20%. Net operating income by