A forklift will last for only 2 more years. It costs $5,800 a year to maintain. For $20,000 you can buy a new lift that can last for 9 years and should require maintenance costs of only $2,800 a year. a-1. Calculate the equivalent cost of owning and operating if the discount rate is 5% per year? (Do not round intermediate calculations. Round your answer to 2 decimal places.) Equivalent cost $ b-1. Calculate the equivalent cost of owning and operating if the discount rate is 14% per year? (Do not round intermediate calculations. Round your answer to 2 decimal places.) Equivalent cost $