2-18 Quatro Hermanas, Inc. is investigating implement- A ing some new production machinery as part of its operations. Three alternatives have been identified, and they have the following fixed and variable costs: Annual Annual Variable Costs Alternative Fixed Costs per Unit A $70,000 $14.00 B 115,000 7.00 C 150,000 4.00 Determine the ranges of production (units produced per year) over which each alternative would be recommended up to 30,000 units per year