Dave & Buster's are opening a new store for which they are evaluating two freezers: Empava heavy duty and Frigidaire chest freezer Empava heavy duty freezer cost $320 to purchase, result in electricity bills of $154 per year, and last for 5 years. Frigidaire chest freezer cost $520, result in electricity bills of $100 per year, and last for 8 years. The discount rate is 25% a. What is the equivalent annual cost of the Empava Empava heavy duty freezer? (Do not round intermediate calculations. Round your answers to 2 decimal places.) INSI Empava Equivalent annual cost b. Which model is more cost-effective? UT Empava Heavy Duty Freezer Frigidaire Chest Freezer