Project A requires an initial investment of $51 and will pay $21 at the end of the next three years. Project B requires an initial investment of $74 and will pay $31 at the end of the next three years. What is the crossover rate for these two projects? Express your crossover rate decimal format and accurate to the nearest 4 decimal places (e.g., 12.345% should be entered as 0.1235). The box to enter your answer is below.