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Problem 6-5Task Duration (minutes) Immediate Predecessora

/in /by

Problem 6-5Task Duration (minutes) Immediate Predecessora 0.2 -b 0.4 a
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:

c 0.2 b

d 0.4 –

e 1.2 d

f 1.2 c

g 1.0 e, f

Do each of the following:

b.Determine the minimum cycle time, the maximum cycle time, and the calculated cycle time. (Round your answers to 1 decimal place.)

The minimum cycle time minutes per unit The maximum cycle time minutes per unit Calculated cycle time minutes per unit

c.Determine the minimum number of stations needed. (Round your answer to the next whole number.)

e.Compute the percentage of idle time for the assignment in part d. Use the actual bottleneck cycle time in your calculation. (Round your answer to 1 decimal place. Omit the “%” sign in your response.)

 
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