please help , I only need help trying to solve these last two

A7-2 (Algo) The Global Tea and Organic Juice... The Global Tea and Organic Juice companies have merged. Given the project information below.complete the missing entries in the table. Critical? Opt. (a) 16 Variance 4.000 X Activity 1 2 3 ML (m) 19 30 72 Pess. (b) 28 30 90 0 25 4 30 60 18 17 4 27 30 47 4.000 25 5 29 7 10 1 6 7 12 15 18 Description Predecessor Codify accounts None File articles of unification None Unity price and credit policy None Unify personnel policies None Unify data processing 1 Train accounting staff 1 Pilot run data processing 5 Calculate P&L and balance sheet 6,7 Transfer real property 2 Train sales force 3 Negotiate with unions 4 Determine capital needs B Explain personnel policies 11 Secure line of credit 9, 12 End 10, 13, 14 fe 20.000 30 73 26.000 30 7 15.000 13 28 35 60 20 22 16 X 8 6 1.000 9 4 9 18 20 40 25 12 27 35 55 20 23 16 0 24 30 50 100 29 26 19 100 9 10 11 12 13 14 15 11 X 4 14 1 13 0 0 0 0 (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 112? The probability of completing the project by day 112 Within 116 days? The probability of completing the project Within 116 days 0.613 What is the probability of completing "Negotiate with Unions" by day 90? The probability of completing "Negotiate with Unions" by dny 90