0 1 2 3 4 Project A -950 700 430 210 260 Project B -950 300 365 360 710 What is Project A's payback? Do not round intermediate calculations. Round your answer to four decimal places. years What is Project A's discounted payback? Do not round intermediate calculations. Round your answer to four decimal places. years What is Project B's payback? Do not round intermediate calculations. Round your answer to four decimal places. years What is Project B's discounted payback? Do