Question $20$

$0\mathrm{.}8pts$

Use this info for questions $20-25.$

Determine the lowest cost plan for crashing this project to the shortest possible duration.

What is the expected project duration before crashing any activities?

$\backslash$table$[[$Activity$,$Precedes,$\backslash$table$[[$Normal$],[$Time$]],\backslash$table$[[$#$],[$Possible$],[$Crashes$]],\backslash$table$[[$Crash$],[$Cost Per$],[$Period$]]],[$A$,$D$,9,6,37],[$B$,$D$,8,3,62],[$C$,$D$,6,5,27],[$D$,$E$,6,1,58],[$E$,$F$,$ G$,14,1,78],[$F$,$H$,11,6,48],[$G$,$H$,13,2,72],[$H$,-,5,1,89]]$

Question $21)$ List every path in the project from question $20$ along with their lengths.

Question $22)$ What is the cost of the third crash for the project?

Question $23)$ What is the cost of the sixth crash for the project?

Question $24)$ What is the cost of the $7$th crash for the project?

Question $25)$ What is the total cost of crashing the project to the shortest possible duration?