Northern Press produces textbooks for high school accounting courses. The company recently hired a new editor, Leslie Green, to handle production and sales of books for an introductory accounting course. Leslie's compensation depends on the gross margin associated with sales of this book. Leslie needs to decide how many copies of the book to produce. The following information is available for the fall semester 2020: (Click the icon to view the information.) Leslie has decided to produce either 24,000, 30,000, or 36,000 books. Read the requirements. Requirement 1. Calculate expected gross margin if Leslie produces 24,000, 30,000, or 36,000 books. (Make sure you include the production-volume variance as part of cost of goods sold.) Calculate the gross margin for each level of production. Begin with 24,000 books, then 30,000 books, and lastly 36,000 books. (Enter a "0" for any zero balance accounts. If an account does not have a variance, do not select a label.) Revenues Cost of goods sold Production-volume variance Net cost of goods sold Gross margin 24,000 books