For the given problem,

Task

Predecessor

Normal Time

$($days$)$

Crash Time

$($days$)$

Normal Cost

Crash Cost

A

$$

$3$

$2$

$40$

$120$

B

$$

$7$

$5$

$30$

$80$

C

A$,$ B

$5$

$4$

$45$

$90$

D

A

$6$

$5$

$30$

$50$

E

C

$4$

$2$

$40$

$100$

F

D$,$ E

$5$

$4$

$55$

$75$

Answer the following questions:

a$.$ What is the normal cost of the project?$[$ Select $]["$$$440","$$$515","$$$320","$$$240","$$$190"]$

b$.$ What is the length of the project?$[$ Select $]["21$ days", $"26$ days", $"23$ days", $"16$ days", $"17$ days"$]$

c$.$ Which activity would you crash first to reduce the project by one day and what will be the cost to crash?$[$ Select $]["$A; $$80","$F; $$20","$B; $$25","$E; $$60","$C; $$13\mathrm{.}33"]$

d$.$ What is the maximum amount of days that this project can be crashed by$?[$ Select $]["9$ days", $"7$ days", $"15$ days", $"13$ days", $"6$ days"$],$ and what is the total cost?$[$ Select $]["$$$175","$$$0\mathrm{.}00","$$$150","$$$145","$$$125"]$

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