# Question: 38 a if a small prototyping company invested 25000 in...

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3.8 (a) If a small prototyping company invested $25,000 in a new plasma cutting table that results in extra profit that is expected to be $6,250 per year, then the what length of time is required to recover the investment at a Minimum Attractive Rate of Return (MARR) rate of i=18%? (b) Re-calculate the number of periods using the Excel NPER function and record your cell entry and end result.