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As part of a major plant renovation project, the industrial engineering department has been asked to balance a revised assembly operation to achieve an output of 240 units per eight-hour day. task times and precedence relationships are as follows:

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Answer:

The answer is 3 stations.

Explanation:

Minimum cycle time = 1.2 minutes.

Maximum cycle time = 0.2+0.4+0.2+0.4+1.2+1.2+1.0 = 4.6 minutes.

Calculated CT = OT ÷ input = 480 ÷ 240 = 2 minutes.

N = 4.6 ÷ 2 = 2.3 minutes.

Maximum number of stations required would be 3.

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