Industrial Engineering and Production Management
Which of the following conditions are necessary for applying linear programming?

All of these
The resources must be in limited supply.
The decision variables should be interrelated and nonnegative.
These must be a well defined objective function.

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Industrial Engineering and Production Management
Work study is mainly aimed at

Economizing the motions involved on the part of the worker while performing a job
Developing the standard method and standard time of a job
Establishing the minimum time of completion of a job
Determining the most efficient method of performing a job

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