A forklift will last for only 2 more years. It costs $5,000 a year to maintain. For $20,000 you can buy a new lift that can last for 10 years and should require maintenance costs of only $2,000a year. o-1. Calculate the equivalent cost of owning and operating the forkift if the discount rate is 4% per year. (Do not round Intermedlate calculations. Round your answer to 2 decimal places.) a-2. Should you replace the forklift? b-1. Calculate the equivalent cost of owning and operating the forkift if the discount rate is 12% per year. (Do not round Intermedlate calculations. Round your answer to 2 decimal places.) b-2. Should you replace the forkift