Question: Activity time(min immediate predecessor a 70 - b 15 a c 8 - d 32 - e 47 c,d,g f 25 b,e g 61 -

Activity time(min immediate predecessor
a 70 -
b 15 a
c 8 -
d 32 -
e 47 c,d,g
f 25 b,e
g 61 -
h 52 -
i 29 g,h
j 42 i
k 50 f,j

a. construct a precedence diagram

b. calculate the cycle time corresponding to a market demand of 4 jobs per day

c. what is the theoretical minimum number of workstations?

d. use the longest activity time rule as the primary rule to balance the line

e. what is the efficiency of the line? how does it compare with the theoretical maximum efficiency?

f. is it possible to improve the line's efficiency? can you find a way of improving it?

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