Econo-Cool air conditioners cost $400 to purchase, result in electricity bills of $170 per year, and last for 5 years Luxury Air modets cost $600, result in electricity bills of $140 per year, and last for years. The discount rate is 27% a. What is the equivalent annual cost of the Econo-Coot model? (Do not round intermediate calculations. Round your answers to 2 decimal places) Econo-Cool Equivalent annual cost 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 Alr Equivalent annual cost c. Which model is more cost-effective? Econo-Cool Luxury Air d-1. Now you remember that the inflation rate is expected to be 10% per year for the foreseeable future. What is the event annual cost of the Econo-Cool and Luxury Air model? (Do not round intermediate calculations. Round your answers to 2 decimal places.) Econo-Cool Luxury Air Equivalent annual com 2. Which model is more cost-effective? O Econo-Cool O Luxury Air Econo Cool air conditioners cost $400 to purchase, result in electricity bills of $170 per yon, and last for 5 years Luxury Nir models cost $600, result in electricity bills of $140 per year, and last for 3 years. The discount rate is 27% . 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 cost 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 Air Equivalent annual cost c. Which model is more cost-effective? O Econo-Cool Luxury Air d-1. Now you remember that the Inflation rate is expected to be 10% per year for the foreseeable future. What is the equivalent anal cost of the Econo-Cool and Luxury Air model? (Do not found intermediate calculations. Round your answers to 2 decimal places.) Econo-Cool Luxury Air Equivalent annual cost d-2. Which model is more cost-effective? Econo-Cool Luxury Air