An assembly line is to operate eight hours per day with a desired output of 250 units per day. The following table contains information on this product’s task times and precedence relationships:   TASK TASK TIME (SECONDS) IMMEDIATE PREDECESSOR A 50 — B 20 A C 25 A D 35 A E 60 B, C F 60 C, D G 50 E, F H 90 G What is the required workstation cycle time to meet the desired output rate? Note: Round your answer to the nearest whole number.   Balance this line using the longest task time. Note: Leave no cells blank - be certain to enter "0" wherever required.   What is the efficiency of your line balance, assuming it is running at the cycle time determined in part b? Note: Round your answer to 1 decimal place.

Practical Management Science
6th Edition
ISBN:9781337406659
Author:WINSTON, Wayne L.
Publisher:WINSTON, Wayne L.
Chapter4: Linear Programming Models
Section: Chapter Questions
Problem 111P
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An assembly line is to operate eight hours per day with a desired output of 250 units per day. The following table contains information on this product’s task times and precedence relationships:
 

TASK TASK TIME (SECONDS) IMMEDIATE PREDECESSOR
A 50
B 20 A
C 25 A
D 35 A
E 60 B, C
F 60 C, D
G 50 E, F
H 90 G
  1. What is the required workstation cycle time to meet the desired output rate?

    Note: Round your answer to the nearest whole number.

     
  2. Balance this line using the longest task time.

    Note: Leave no cells blank - be certain to enter "0" wherever required.

     
  3. What is the efficiency of your line balance, assuming it is running at the cycle time determined in part b?

    Note: Round your answer to 1 decimal place.

     
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ISBN:
9781337406659
Author:
WINSTON, Wayne L.
Publisher:
Cengage,