Suppose the two projects described below are mutually exclusive and the company is not practicing capital rationing. What is the hurdle rate that will render them equivalent to each other from the perspective the investors? Round your answer to 1% and enter your answer as a percentage. E.g., if your answer is 5%, enter 5.

Year 0 1 2 3 4 5

Project A -1000 100 200 350 500 550

Project B -1000 500 450 300 200 100