Question: Problem 3 (10 Points): A project consists of five activities. Naturally, the paint mixing precedes the painting activities. In addition, both ceiling painting and floor

Problem 3 (10 Points): A project consists of five
Problem 3 (10 Points): A project consists of five activities. Naturally, the paint mixing precedes the painting activities. In addition, both ceiling painting and floor sanding must be done prior to floor buffing. Optimistic Most Probable Pessimistic Activity Time (hr) Time (hr) Time (hr) Floor sanding (A) 3 4 5 Floor buffing (B) 1 2 3 Paint mixing (C) 0.5 1 1.5 Wall painting (D) 2 9 Ceiling painting (E) 1 5.5 7 a. Construct the PERT/CPM network for this problem, and solve it. (6 points) (Show all the details of your answers computation. If you do not show the details, you will not get the points)

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