The following information is given:

Work Task	Task Time (seconds)	Task Predecessor(s)
A	70	-
B	60	A
C	120	B
D	60	-
E	240	C, D
F	100	A
G	190	E, F

Develop a solution for the following line-balancing problem, allowing a cycle time of 5 minutes.

1. a) Draw the precedence diagram for the set of tasks.

2. b) Calculate the theoretical minimum number of workstations.

3. c) Balance this line using the most following tasks heuristic.

4. d) What tasks are assigned to which stations?

5. e) Does the solution have the minimum number of stations? Explain.

6. f) How much idle time is there, summed over all workstations?

7. g) What is the efficiency of this line?