SP Question 6, E14-19 (book/static) Part 1 of 6 HW Score: 55.56%, 5 of 9 points O Points: 0 of 1 Save Enviro-Tech has only two retail and two wholesale customers. Information relating to each customer for 2017 follows (in thousands): (Click the icon to view the data.) Enviro-Tech's annual distribution-channel costs are $33 million for wholesale customers and $12 million for retail customers. The company's annual corporate-sustaining costs, such as salary for top management and general-administration costs, are $48 million. There is no cause-and-effect or benefits-received relationship between any cost-allocation base and corporate-sustaining costs. That is, Enviro-Tech could save corporate-sustaining costs only if the company completely shuts down. Read the requirements. Requirement 1. Calculate customer-level operating income. Begin by calculating each customer's gross margin. Then calculate the operating income for each customer. (Enter amounts in thousands. Abbreviations used: cust. = customer, oper operating.) Gross margin All amounts in thousands of U.S. Dollars Wholesale Retail North America South America Green Wholesaler Wholesaler Energy Global Power Help me solve this Etext pages Get more help Clear all Check answer 5:49 M 4/23/2022