Mandel Manufacturing, Inc. has a manufacturing machine that needs attention. The company is considering two options. Option 1 is to refurbish the current machine at a cost of $1,100,000. If refurbished, Mandel expects the machine to last another eight years and then have no residual value. Option 2 is to replace the machine at a cost of $2,200,000. A new machine would last 10 years and have no residual value. Mandel expects the following net cash inflows from the two options:

Mandel uses straight-line depreciation and requires an annual return of 16%.
Requirements
1. Compute the payback, the ARR, the NPV, and the profitability index of these two options.
2. Which option should Mandel choose? Why?

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Refurbish Current Machine Purchase New Machine Year 280,000 500,000 380,000 260,000 140,000 140,000 140,000 140,000 S 260,000 740,000 620,000 500,000 380,000 380,000 380,000 380,000 380,000 380,000 4400.000 4. 10 Total 1,980,000