Development of Version $2\mathrm{.}0$ of a particular accounting software product is being considered by Jose Noguera$$s technology firm in Baton Rouge. The activities necessary for the completion of this project are listed in the following table:

Activity Immediate Predecessor Normal Time $($weeks$)$ Crash Time $($hours$)$ Difference Crash Cost Normal Cost Difference $($crash cost$-$normal cost$)$ Crash cost per period

A $-431$ $$2,600$ $$2,000$ $$600$ $$600$

B $-211$ $$2,800$ $$2,200$ $$600$ $$600$

C $-431$ $$800$ $$500$ $$300$ $$300$

D A$,$ B $853$ $$2,600$ $$2,300$ $$300$ $$100$

E C $633$ $$1,200$ $$900$ $$300$ $$100$

F D$,$ E $321$ $$4,200$ $$3,000$ $$1,200$ $$1,200$

G E$,$ F $422$ $$2,000$ $$1,400$ $$600$ $$300$

Complete Crash Schedule $($manual entry$)-$ no credit

ACTIVITY D BY $1$ D BY $1$ D BY $1$ G BY $2$ A BY $1$ C BY $1$ B BY $1$ E BY $3$

COST $$100\mathrm{.}00$ $$100\mathrm{.}00$ $$100\mathrm{.}00$ $$600\mathrm{.}00$ $$600\mathrm{.}00$ $$300\mathrm{.}00$ $$600\mathrm{.}00$ $$200\mathrm{.}00$

Path $118171614131313$

Path $216151412121211$

Path $317171715151414$

Path $414141412121111$

a$.$ What is the critical path $[$Blank$1]$

ADFG

b$.$ What is the project length? $[$Blank$2]$

$19$ weeks

c$.$ If you wish to reduce the time required to complete this project by $1$ week, which activity should be crashed, and how much will this increase the total cost? $[$Blank$3],[$Blank$4]$

Activity D

Cost $$100\mathrm{.}00$

d$.$ If you wish to take another week off the project, which activity would you choose and what is the total cumulative cost? $[$Blank$5],[$Blank$6]$

Activity D

Cost $$200\mathrm{.}00$

e$.$ What is the maximum time that can be crashed? $[$Blank$4].$ How much would costs increase? $$[$Blank$5]$

Time $9$ weeks

Cost Inc.