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
Determining the most efficient method of performing a job
Establishing the minimum time of completion of a job
Developing the standard method and standard time of a job

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Industrial Engineering and Production Management
In order that linear programming techniques provide valid results

Relations between factors must be linear (negative)
Relations between factors must be linear (positive)
Only one factor should change at a time, others remaining constant
Either (A) or (B)

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