Calculate the ROI: The Sun-glass Sisters company is considering building a new building. They believe the new building will save them $50,000 each year in rent. To build the building, however, they will need to pay $20,000 in interest each year and $50,000 up front (one time) in architecture and contractor fees. What is the 10-year ROI?  

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To calculate the 10year ROI we need to calculate the net present value NPV of the costs and ben... View the full answer