Crenshaw Enterprises has gathered projected cash flows for two projects. Year Project -$253,000 Project $253,000 O-NM 114,700 103,600 87,600 76,600 86,800 99,300 101,300 108,300 a. At what interest rate would the company be indifferent between the two projects? (Do not round intermediate calculations and enter your answer as a percent rounded to 2 decimal places, e.g., 32.16.) b. Which project is better if the required return is above this interest rate? Interest rate