Problem 61
An assembly line with 17 tasks is to be balanced. The longest task is 2.4 minutes, and the total time for all tasks is 18 minutes. The line will operate for 450 minutes per day. 
a.  What are the minimum and maximum cycle times? (Round your answers to 1 decimal place.) 
Minimum cycle time  
II  
III  
IV  

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.) 
Percentage of idle time  
II  
III  
IV  
V  

e.  Calculate the percentage idle time for the line using the 50 second cycle time. (Round your answer to 1 decimal place. Omit the “%” sign in your response.) 
Percentage of idle time  
II  
III  
IV  

b.  In order of greatest positional weight. 
Work Station  Tasks 
I  
II  
III  
IV  

c.  What is the efficiency? (Round your answer to 2 decimal places. Omit the “%” sign in your response. ) 
Efficiency  [removed] % 