7.34 A third-year college friend of yours opened Mike's Bike Repair Shop when he was a freshmen working on a sociology degree. He shared his NCF figures for the 3 years, including the $17,000 amount that it took to get started in business. (a) Determine the number of possible rate of return values. (b) Find all i* values between - 50% and 110% by plotting PW versus i* for your friend. (Use 20% increments.) Net Cash Flow, $ Year 0 -17.000 1 20.000 2 -5.000 3 8000 7.34 A third-year college friend of yours opened Mike's Bike Repair Shop when he was a freshmen working on a sociology degree. He shared his NCF figures for the 3 years, including the $17,000 amount that it took to get started in business. (a) Determine the number of possible rate of return values. (b) Find all i* values between 50% and 110% by plotting PW versus i* for your friend. (Use 20% increments.) Net Cash Year Flow, $ - 17.000 0 1 20,000 2 -5.000 3 8000