Schrute Farm Sales buys portable generators for $470 and sells them for $760. The owner pays a commission of 5% of sales revenue to his sales start. Mr. Schrute pays $3, 000 a month rent for his store, and he also pays $2, 000 a month to his start in addition to the commissions. Mr. Schrute sold 400 generators in June. If Mr. Schrute prepares a contribution margin income statement for the month of June, what would be his contribution margin? $304, 000 $203, 200 $507, 200 $100, 800