An assembly line is to operate eight hours per day with a desired output of 240 units per day. The following table contains information on this product's task times and precedence relationships:
Task Task Time (Seconds) Immediate Predecessor
A 60 --
B 80 A
C 20 A
D 50 A
E 90 B. C
F 30 C, D
G 30 E, F
H 60 G
a. Draw the precedence diagram.
b. What is the workstation cycle time?
d. What is the efficiency of your line balance?