A company with MARR = 9% is considering the following two investments. Using present worth analysis with a least common multiple planning horizon, which investment should the company make? Solve the problem using the factors. Repeat part a using the formulas in Excel. Make sure to label the columns properly so we can grade it. What is the minimum salvage value that investment B would require so the company earns a 9% ROR on this investment? Note the value may be more or less that the original salvage value