Minnie's Haberdashery sells the best beverages west of the Mississippi. Their contribution margin ratio is 33% and its fixed monthly expenses are $83,500. If the company's sales for a month are $723,000, what is the best estimate of the company's net operating income? Assume that the fixed monthly expenses do not change. O $155,090 O $400,910 O $639,500 O $238,590 None of these are correct. Big Kahuna Burger sells tasty burgers. They provided the following data: Sales $810,000 Variable costs $421,200 Fixed costs $180,000 Expected production and sales in units 54,000 What is the break-even point in sales dollars? $388,800 O $346,154 O $375,000 $601,200 $208,000