Concept explainers
A project has four activities that take 4, 3, 6, and 7 days, respectively. What is the total completion time for the project?
- a. 3 days, because this is the minimum time
- b. 7 days, because this is the maximum time
- c. 20 days, because this is the sum of the times
- d. It is not possible to determine the total completion time from the given information.

To determine: The total completion time for the project.
Answer to Problem 1CQ
D. It is not possible to determine the total completion time from the given information.
Explanation of Solution
Given information:
Four activities of a project take 4, 3, 6 and 7 days respectively.
The given scenario lacks basic information to find the completion time of the project. Details like precedence relationship is not given which makes it impossible to find the sequence of activities in which the project must be done.
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