Three Critical Path Activities Are Candidates for Crashing on a CPM

question 77

Essay

Three critical path activities are candidates for crashing on a CPM network. Activity details are in the table below.
$$\begin{array} { | c | c | c | c | c | } \hline \text { Activity } & \text { Normal Time } & \text { Normal Cost } & \begin{array} { c } \text { Crash } \\\text { Duration }\end{array} & \text { Crash Cost } \\\hline \mathrm { X } & 8 \text { days } & \$ 6,000 & 6 \text { days } & \$ 8,000 \\\hline \mathrm { Y } & 3 \text { days } & \$ 1,800 & 2 \text { days } & \$ 2,400 \\\hline \mathrm { Z } & 12 \text { days } & \$ 5,000 & 9 \text { days } & \$ 7,700 \\\hline\end{array}$$ a. What is the crash cost per unit
time for each of the three activities?
b. Which activity should be crashed first to cut one day from the project's duration; how much is added to project cost?
c. Which activity should be the next activity crashed to cut a second day from the project's duration; how much is added to project cost?

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Definitions:

Outsourced Suppliers

Third-party companies or individuals that provide goods or services to another company under contract.

Liable

Being legally responsible or obligated to provide compensation for harm, damage, or loss caused by one’s actions or negligence.

Marginal Volunteer

A term that could refer to volunteers who contribute minimally or are on the fringe of volunteer activities, possibly due to limited availability or specific interests. NO.

Mandated

Mandated refers to something that is required, enforced or imposed by a legal or authoritative requirement.