PS$\mathrm{.}74$ Bell computer is planning to launch a new high$-$end server. Nine steps or tasks are required to assemble this computer. Daily demand is expected to be $80$ units and there are three $8-$hour shifts available each day to meet this production quota.

Task Req'd Time $($in minutes$)$ Predecessor

A $16$ None

B $11$ A

C $5$ B

D $4$ B

E $11$ A

F $5$ C$,$ D

G $11$ F

H $15$ E

I $4$ G$,$ H

What is the total time $($in minutes$)$ to produce one server?

$82$

What is the takt time $($in minutes$)$ for this production line? $($Round your answer to a one decimal place.$)$

$18$

What is the theoretical minimum number of workstations required for this production line? $($Round up your answer to the nearest whole number.$)$

$5$

After assigning task A to workstation $1,$ which task $($or tasks$)$ should you assign to workstation $2?$

B

C

D

E

B or E

C and D

Suppose you assign task B to workstation $2,$ which task $($or tasks$)$ should you then assign to workstation $3?$

E and H

C$,$ D and F

E

C and D

E $($by itself$),$ or C$,$ D and F

Assume you assign tasks C$,$ D and F to workstation $3,$ task E to workstation $4,$ which task $($or tasks$)$ should you assign to workstation $5?$

G and I

G and H

H and I

H

Given your task assignments to workstations, what is the actual number of workstations required?

$6$

What is the cycle time $($in minutes$)$ for this production line?

$16$

What is the combined idle time $($in minutes$)$ for this production line?

$14$

What is the overall efficiency for this production line? $($Write your answer as a percentage, and display your answer to two decimal places.$)$

$\%$