Salina Aquarium, Inc., manufactures and sells aquariums, water pumps, and air filters. The sales mix is 1:22 1.e., for every one aquarium sold, two water pumps and two air filters are sold). The company's faxed costs are $26,000. Prepare Contribution Margin Income Statement Other information is as follows: Selling Price Variable costs Variable Costs Selling Price per Unit per Unit Aquariums Water pumps Air Filters $60 20 10 $25 12 3 B !!! III op 22