The following exercise involves the information in the figure shown below on constructing a home.

Task Length Dependency

a$.$ Write and agree on contracts $5$ weeks

b$.$ Secure financing $4$ weeks a

c$.$ Obtain permits $7$ weeks a$,$ b

d$.$ Site work $4$ weeks a$,$ b$,$ c

e$.$ Build foundation $3$ weeks b$,$ c$,$ d

f$.$ Erect walls $2$ weeks d$,$ e

g$.$ Build roof $4$ weeks f

h$.$ Rough in plumbing $2$ weeks f

i$.$ Rough in electrical $2$ weeks f

j$.$ Rough in furnace and air conditioning $1$ week f

k$.$ Finish exterior $5$ weeks f$,$ g$,$ i

l$.$ Finish interior $6$ weeks f$,$ g$,$ h$,$ i$,$ j

m$.$ Finish plumbing $2$ weeks h$,$ i

n$.$ Finish electrical $1$ week i$,$ l

o$.$ Finish furnace and air conditioning $1$ day j$,$ l

p$.$ Wait for inspection $2$ weeks k$,$ l$,$ m$,$ n$,$ o

What is the completion time?

Incorrect: Your answer is incorrect.

wk