Bowman Builders manufactures steel storage sheds for commercial use. Joe Bowman,

president of Bowman Builders, is contemplating producing sheds for home use. The activities

necessary to build an experimental model and related data are given in the following table:

ACTIVITY

NORMAL

TIME

CRASH

TIME

NORMAL

COST $($$$)$

CRASH COST

$($$$)$

IMMEDIATE

PREDECESSORS

A $321,0001,600$

B $212,0002,700$

C $11300300$

D $751,3001,600$ A

E $638501,000$ B

F $214,0005,000$ C

G $421,5002,000$ D$,$ E

a$.$ What is the project completion time? What is the total cost of the project?

b$.$ Which activities should be crashed to reduce the project completion time to $10$ weeks?

Show all work.

c$.$ What is the total cost of the project after crashing?