Variable Costing Leone Company has the following information for September: Sales $690,000 Variable cost of goods sold 331,200 Fixed manufacturing costs 103,500 Variable selling and administrative expenses 69,000 41,400 Fixed selling and administrative expenses Determine the following for Leone Company for the month of September: a. Manufacturing margin b. Contribution margin c. Operating income $ Check My Work Previous 22 84 3 9 0 44