At the beginning of last year (2021). Richter Condos installed a mechanized elevator for its tenants. The owner of the compary. Ron Richter, recently returned from an industry equipment exhibition where he watched a computerized elevator demonstrated. He was impressed with the elevator's speed, comfort of ride, and cost efficiency, Upon returning from the exhibition, he asked his purchasing agent to collect price and operating cost data on the new elevator. In addition, he asked the company's accountant to nrovide him with cost data on the compary's elevator. This information is presented here. Annual revenues are $240,000; and selling and administrative expenses are $29,000, regardless of which elevator is used. If the old elevator is replaced now, at the beginning of 2022 , Richter Condos will be able to sell it for $25,000. Annual revenues are $240.000, and selling and administrative expenses are $29,000, regardless of which elevator is used. If the old elevator is replaced now, at the beginning of 2022 , Richter Condos will be able to sell it for $25,000. (a) Determine any gain of loss if the old elevator is replaced. Prepare a 4 -year summarized income statement for each of the following assumptions: (1) The old elevator is retained. (2) Ine oid elevator is replaced