6-3)

For the set of tasks given below, do the following:

Task	Task Time(seconds)	Immediate Predecessor
A	45	-
B	11	A
C	9	B
D	50	-
E	26	D
F	11	E
G	12	C
H	10	C
I	9	F, G, H
J	10	I
	193

b.	Determine the minimum and maximum cycle times in seconds for a desired output of 500 units in a seven-hour day.(Round your answers to 1 decimal place.)

The minimum cycle time	seconds
The maximum cycle time	seconds

c.	Determine the minimum number of workstations for output of 500 units per day.(Round up your answer to the next whole number.)

Minimum number of workstations

d.	Balance the line using thegreatest positional weightheuristic. Break ties with themost following tasksheuristic. Use a cycle time of 50 seconds.

Work stations	Following Tasks
I	(Click to select)ACEBD
II	(Click to select)CFBDA
III	(Click to select)CABB, E, CA, E, C
IV	(Click to select)G, HGCG, F, H, IF, A, G
V	(Click to select)CBJAD

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

%