Assume a company has two divisions, A and B. The company's overall sales, overall contribution margin ratio, common fixed expenses, and net operating income are $500,000, 48%, $50,000, and $10,000, respectively. If Division A has a contribution margin of $180,000 and Division B's contribution margin ratio is 30%, then what is Division A's sales? Multiple Choice O O $240,000 O O $300,000 $320,000 O O $280,000