Philadelphia Company has the following information for March: Sales $497,230 Variable cost of goods sold 207,643 Fixed manufacturing costs 77,052 Variable selling and administrative expenses 49,536 Fixed selling and administrating expenses 39,543 Determine the March: a. Manufacturing margin b. Contribution margin c. Operating income for Philadelphia Company 12. MC.22.58 $ $ A formal written statement of management's plans for the future, expressed in financial terms, is a a. performance report b. budget c. responsibility report d. gross profit report