1. Given the table below

Calculate the variance for activity D.

Select one:

1. 0.11
2. 1.78
3. 1.11
4. 1
5. 0.44

2. Find the most suitable location in terms of operation cost.

Select one:

1. B-98
2. B-14.70
3. A-12.45
4. A-83
5. None of the above

3. The following table contains information related to the major activities of a research project. Use the information to do a dummy activity.

Calculate the late start time for activity H.

Select one:

1. 21
2. 15
3. 23
4. 17
5. 19

plz answer all 3 questions

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Activity Time(weeks) Immediate Predecessor 1-23 A 23-4 B C 1-2-3 A D 2-4-6 AB, dummy m C 1-4-7 F C 1-2-9 G DE 3-4-11 H FG 1-2-3 END H 90 Factor Weight Location A Location Proximity 0.1 55 Traffic Vol 0.05 75 78 Rental Co: 0,4 65 66 Size 0,1 2 8 Layout 0,2 75 Operation 0.15 sa 58 9 Activity Immediate Predecessor Expected Timedays A 2 B A 4 c A 5 D B 2 E F B. dummy DE H F F BH 7 Finn