You Have Been Asked to Select at Least 3 Out

question 101

Short Answer

You have been asked to select at least 3 out of 7 possible sites for oil exploration. Designate each site as S1, S2, S3, S4, S5, S6, and S7. The restrictions are:
Restriction 1. Evaluating sites S1 and S3 will prevent you from exploring site S7.
Restriction 2. Evaluating sites S2 or S4 will prevent you from assessing site S5.
Restriction 3. Of all the sites, at least 3 should be assessed.
Assuming that Si is a binary variable, write the constraint for the third restriction.

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Definitions:

Positive Work Outcomes

The beneficial results generated from professional activities, including increased productivity, higher employee satisfaction, and improved company culture.

Willingness to Change

The degree to which an individual or organization is open to modify behavior, processes, or attitudes in response to new information or circumstances.

Lack of Ability

A condition or situation in which there is an absence of sufficient skill, power, or capacity to perform effectively.

Counseling

A professional process of assistance and guidance in resolving personal or psychological problems.