Required information [The following information applies to the questions displayed below.' Data for Hermann Corporation are shown below: Fixed expenses are $78,000 per month and the company is seling 3,500 units per menth. Tequired: a. How muich will net operating income increase (decrease) pet month if the monthly adventising budget increases by $8,300, the nonthly sales volume increases by 100 units, and the total monthly sales increase by $9.000 ? b. Should the advertising budget be increased? Complete this question by entering your answers in the tabs below. How much wil net operating income increase (decrease) per month if the momthy adventising budger increases by $8,300, the monthly sales volume increases by 100 units, and the total monthly soles increase by s9,000? (Do not cound intermedate ca(cusationsi