the schedule for completing the project in $27$ days at minimum cost. Penalty and project overhead costs are negligible. Time and cost data for each activity are shown below.

$\backslash$begin$\{$tabular$\}\{$cccccc$\}$

$\backslash$hline & $\backslash$multicolumn$\{2\}\{$c$\}\{$ Normal $\}$ & $\backslash$multicolumn$\{2\}\{$c$\}\{$ Crash $\}\backslash \backslash$

Activity & Time $($days$)$ & Cost $(\backslash$$$)$ & Time $($days$)$ & Cost $(\backslash$$$)\backslash \backslash$

$\backslash$hline A & $9$ & $1,300$ & $8$ & $2,100\backslash \backslash$

B & $9$ & $1,050$ & $7$ & $1,290\backslash \backslash$

C & $12$ & $3,000$ & $8$ & $6,200\backslash \backslash$

D & $10$ & $2,000$ & $8$ & $2,600$ &

$\backslash$end$\{$tabular$\}$

$\backslash$begin$\{$tabular$\}\{$cc$|$cc$\}$

$\backslash$hline Activity & $\backslash$begin$\{$tabular$\}\{$c$\}$

Time according to $\backslash \backslash$

schedule $($days$)$

$\backslash$end$\{$tabular$\}$ & Activity & $\backslash$begin$\{$tabular$\}\{$c$\}$

Time according to $\backslash \backslash$

schedule $($days$)$

$\backslash$end$\{$tabular$\}\backslash \backslash$

$\backslash$hline A & $\backslash (\backslash$square $\backslash )$ & F & $\backslash (\backslash$square $\backslash )\backslash \backslash$

B & $\backslash (\backslash$square $\backslash )$ & G & $\backslash (\backslash$square $\backslash )\backslash \backslash$

C & & H & $\backslash (\backslash$square $\backslash )\backslash \backslash$

D & $\backslash (\backslash$square $\backslash )$ & I & $\backslash (\backslash$square $\backslash )\backslash \backslash$

E & $\backslash (\backslash$square $\backslash )$ & & $\backslash \backslash$

$\backslash$hline

$\backslash$end$\{$tabular$\}$ the schedule for completing the project in $27$ days at minimum cost. Penalty and project overhead costs are negligible. Time and cost data for each activity are shown below.

$\backslash$begin$\{$tabular$\}\{$cccccc$\}$

$\backslash$hline & $\backslash$multicolumn$\{2\}\{$c$\}\{$ Normal $\}$ & $\backslash$multicolumn$\{2\}\{$c$\}\{$ Crash $\}\backslash \backslash$

Activity & Time $($days$)$ & Cost $(\backslash$$$)$ & Time $($days$)$ & Cost $(\backslash$$$)\backslash \backslash$

$\backslash$hline A & $9$ & $1,300$ & $8$ & $2,100\backslash \backslash$

B & $9$ & $1,050$ & $7$ & $1,290\backslash \backslash$

C & $12$ & $3,000$ & $8$ & $6,200\backslash \backslash$

D & $10$ & $2,000$ & $8$ & $2,600$ &

$\backslash$end$\{$tabular$\}$

$\backslash$begin$\{$tabular$\}\{$cc$|$cc$\}$

$\backslash$hline Activity & $\backslash$begin$\{$tabular$\}\{$c$\}$

Time according to $\backslash \backslash$

schedule $($days$)$

$\backslash$end$\{$tabular$\}$ & Activity & $\backslash$begin$\{$tabular$\}\{$c$\}$

Time according to $\backslash \backslash$

schedule $($days$)$

$\backslash$end$\{$tabular$\}\backslash \backslash$

$\backslash$hline A & $\backslash (\backslash$square $\backslash )$ & F & $\backslash (\backslash$square $\backslash )\backslash \backslash$

B & $\backslash (\backslash$square $\backslash )$ & G & $\backslash (\backslash$square $\backslash )\backslash \backslash$

C & & H & $\backslash (\backslash$square $\backslash )\backslash \backslash$

D & $\backslash (\backslash$square $\backslash )$ & I & $\backslash (\backslash$square $\backslash )\backslash \backslash$

E & $\backslash (\backslash$square $\backslash )$ & & $\backslash \backslash$

$\backslash$hline

$\backslash$end$\{$tabular$\}$