A project consists of five activities.Naturally,the paint mixing precedes the painting activities.Also,both ceiling painting and floor sanding must be done prior to floor buffing. 
a.Construct the PERT/CPM network for this problem.
b.What is the expected completion time of this project?
c.What is the probability that the project can be completed within nine hours?
Definitions:
Agency
A relationship between two parties in which one party, the agent, is authorized to act on behalf of another party, the principal, in business transactions.
Agreement
One of the four elements necessary for a contract; consists of an offer made by one party, the offeror, and the acceptance of the offer by another party, the offeree.
Agent
Describes a person or entity authorized to act on behalf of another, known as the principal, in dealings with third parties.
Principal
In a contractual or fiduciary relationship, the principal is the party who authorizes an agent to act on their behalf.
Q1: The number of pizzas ordered on Friday
Q5: The time between placing orders is the
Q6: The Fitness Shop is considering ordering a
Q7: Any feasible solution to a blending problem
Q7: Using the transportation simplex method,the optimal solution
Q18: The terms "inventory on hand" and "inventory
Q34: A trial-and-error approach to learning about the
Q43: Cutting Edge Yard Care is a residential
Q46: Find the complete optimal solution to this
Q50: Amazing Bakers sells bread to 40 supermarkets.It