10. (20 pts) You have been tasked with determining the minimum duration and least cost for a design-build project (no need to consider liquidated damages). You have been given the following project schedule information and the estimating department reports indirect costs are $225 per day. Attach all of your work, include a fenced bar chart and cost/crash summary table. Cost per Activity A Successors E, F CD E, F B Normal Duration 10 4 8 14 8 10 Crash Duration 9 2 4 10 4 6 Normal Cost $ 1,000 $ 2,700 $ 900 $ 1,440 $ 600 $ 940 $ 7,580 Crash Cost $ 1,100 $ 3,300 $ 1,900 $ 2,000 $ 1,200 $ 1,000 day of Crash $ 100 $ 300 $ 200 $ 140 $ 150 $ 180 D E F a. The minimum project duration is days and at a total cost of $ b. The least total cost for the project is $ at a duration of days. Page 8 of 11 Original 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 A 100 150 150 150 150 B 300 300 C 200 200 200 200 F 180 180 180 180 D 140 140 140 140