Required information Exercise 6-5 Changes in Variable Costs, Fixed Costs, Selling Price, and Volume (LO6-4) The following information applies to the questions displayed below.) Data for Hermann Corporation are shown below. Per Unit S 115 Percent of sales 100% Selling price Variable expenses Contribution margin Fixed expenses are $83.000 per month and the company is selling 2.500 units per month Exercise 6-5 Part 2 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 15% 2-5. Should the higher quality components be used