Question: What ROR will an entrepreneur make over a 8 year project period if he invested $80,000 (time 0) to produce portable X-volt air compressors? His estimated costs are $15,000 per year with estimated revenue of $30,000 per year.
ROR=-100.0%
ROR= 13.4%
ROR= 10.0%
ROR= 55.0%