Econo-Cool alt conditioners cost $320 to purchase, result in electricity bills of $154 per year, and last for 5 years, Luxury Alr models cost $520, result in electricity bills of $108 per year, and last for 8 years. The discount rate is 25% .. What is the equivalent annual cost of the Econo-Cool model? (Do not round Intermediate calculations. Round your answers to 2 decimal places.) Econo Cool Equivalent annual cont b. What is the equivalent annual cost of the Luxury Air model? (Do not round Intermediate calculations. Round your answers to 2 decimal places.) Luxury Ar Equivalent welcome! c. Which model is more cost-effective? Econo Cool Luxury All c. Which model is more cost-effective? O Econo Cool Luxury Alr d-1. Now you remember that the Inflation rate is expected to be 10% per year for the foreseeable future. What is the equivalent annual cost of the Econo-Cool and Luxury Alr model? (Do not round Intermediate calculations, Round your answers to 2 decimal places.) Econo-Cool Luxury Al Equivalent annual cont d-2. Which model is more cost-effective? O Econo-Cool Luxury Alr