Q1. When completing the forward pass, the project duration is…

Q1. When completing the forward pass, the project duration is determined. A project duration of 45 days does not mean that if the project were to start today it would be complete in 45 days. Explain in no more than two lines.
Q2. Five days ago, a project team was tasked to prepare time and cost estimates for a fixed price 5 year road construction bid. today they have an estimate document ready to be presented to Management. Based on which approach the estimation is done? What accuracy range should be assumed for such an estimation? Explain in no more than 2 lines.
Q3.Consider the following table of activities A through G in which A is the start node and G is the stop node.
Activity
Duration (days)
Predecessor
A
5
—
B
8
A
C
7
A
D
6
A
E
9
B, C, D
F
10
B, C, D
G
5
E, F

Draw the network associated with this table and determine the following (no need to be reflected as part of the answer). Considering the lengths of all the paths,
A) which paths is shortest and what is its length?
B) Identify critical path and its length
C) Do you consider this schedule as sensitive or insensitive? Explain briefly, maximum in two lines.