Saline Aquarium, Inc., manufactures and sells aquariums, water pumps, and air filters. The sales mix is 1:2:2 (i.e., for every one aquarium sold, two water pumps and two air filters are sold). Using the contribution margin approach, find the breakeven point in units for each product. The company's fixed costs are $52,000. Other information is as follows:

	Selling Price per Unit	Variable Costs per Unit
Aquariums	$60	$25
Water pumps	20	12
Air filters	10	3