Required information Exercise 5-5 Changes in Variable Costs, Fixed Costs, Selling Price, and Volume [LO5-4) [The following information applies to the questions displayed belowJ Data for Hermann Corporation are shown below: Percent UnitSales 100% Selling price Variable expenses Contribution margin s 80 44 s 36 458 Fixed expenses are $76,000 per month and the company is selling 2,500 units per month. Exercise 5-5 Part 2 2-a. Refer to the original data. Management is considering using higher-quality components that would increase the variable expense by S4 per unit. The marketing manager believes that the higher-quality product would increase sales by 20% per month. Calculate the change in total contribution margin. 2-b. Should the higher-quality components be used? Complete this question by entering your answers in the tabs below. Req 2A Req 2B Refer to the original data. Management is considering using higher-quality components that would increase the variable expense by S4 per unit. The marketing manager believes that the higher-quality product would increase sales by 20% per month. Calculate the change in total contribution margin