Data for a project is shown below:

Activity	Duration (months)	Precedence	Budget or Plnd. Cost	Percent Completed
A	3.00	-	15000	100
B	1.00	A	5000	0
C	2.00	A	10000	100
D	3.00	A	21000	50
E	2.00	C	32000	0
F	1.00	C	5000	0
G	1.00	C	5500	0

The project started on June 1^st. The project has a planned duration of 7 months.

Data below are planned cost and actual cost (spent) from June to November:

Month	Planned cost	Actual cost
June	5000	8000
July	5000	8000
August	5000	5000
September	5000	5000
October	12000	12000
November	23000	12000

1. Compute critical ratio?
2. Based on current cost performance level, what is the estimated cost in completing the project?
3. Based on current schedule performance level, how much more time (in months) is needed to complete the project?