answer all pls . thank you

Given the project information below, complete the missing entries in the table. Compute the expected project duration. (Round the final answer to the nearest day.) (Note: For the next three questions, use the nearest whole day for expected project duration, but do not round any other intermediate calculations. Your final answers should be in decimal format, rounded to 3 decimal places, i.e., 0.750.) What is the probability of completing the project by day 109? What is the probability of completing the project by day 109 ? Within 117 days? What is the probability of completing "Negotiate with Unions" by day 82