Tesla management are trying to decide whether to keep an older piece of machinery or buy a replacement. Management was presented with the following information to assist in their decision: - The old machine was purchased three years ago for $312,000 and has a current book value using straight-line depreciation of $184,000. - The old machine incurs operating expenses of $31,000 per year. - The current disposal value of the old machine is $73,000; if it is kept eleven more years, its remaining value would be $14,000 - The replacement machine would cost $233,000 and have a useful tife of eleven years. - The replacement machine has an expected salvage value of $63,000 after eleven years. - The replacement machine would require $10,000 per year in operating expenses. Required Calculate the total costs in keeping the old machine and purchase a new machine. Should the old mochine be replaced