problem $1$ Park Builders & Associates is planning to build a garage for Park$-$Vill Apartments. The accompanying table shows the activities, times, and sequences required:

$\backslash$table$[[,,,],[$ID$,$Description,Predecessor,$\backslash$table$[[$Time$],[($days$)]]],[$A$,$Pour foundation,None,$3],[$B$,$Erect frame,A$,4],[$C$,$Roof,B$,4],[$D$,$Windows,B$,1],[$E$,$Doors,B$,1],[$F$,$Electrical,B$,3],[$G$,$Rough$-$in frame,C$,$ D$,$ E$,$ F$,2],[$H$,$Door opener,G$,$ F H$,1],[$I$,$Paint,I,$2],[$J$,$Cleanup,,$1]]$

a$.$ Draw the network diagram. $(1$ Point$)$

b$.$ What is the critical path and the expected duration of the project? $(1$ Point$)$

c$.$ Calculate the slacks for all the activities. $(2$ points$)$

problem $2$The R&D department is planning to bid on a large project for the development of a new

communications system for commercial planes. The accompanying table shows the activities,

times, and sequences required:

Solbridge International School of Business

BBA $-2,$ Spring $2024$

a$.$ Draw the network diagram. $(1$ Point$)$

b$.$ What is the critical path and the expected duration of the project? $(1$ Point$)$

c$.$ Calculate the slacks for all the activities. $(2$ points$)$