Q5. Find slack time using cpm approach? Activities Time days a m b Immediate predecessor

A 3 6 8 -

B 2 4 4 -

C 1 2 3 -

D 6 7 8 C

E 2 4 6 B,D

F 6 10 14 A,E

G 3 6 8 A,E

H 3 6 9 F

I 10 11 12 G

J 14 16 20 C

K 4 8 .. H,I