**The answer should be 24.4% usin Excel**

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 re- turn values. (b) Find all values between-50% and 110% plotting PW versus for your friend (Use 20% increments.) Net Cash Flow, $ -17,000 20,000 -5,000 Year 0 8000