1. For the project below the daily indirect cost is $1,200. a) Develop a CPM chart and find the duration of the project and the critical path, b) Plot the S-curve for the direct + indirect cost of the project assuming all activities start times to be as early as possible. (25 points) Activity Predecessors No. 1 Start Duration (days) 0 Cost ($) 2 Mobilize 2 5,000 3 Stock Materials 4 Mobilize 22,000 4 Clearing and Grubbing 6 Mobilize 8,000 5 Grading of Road 7 Mobilize 2,500 6 Finish Grade 5 Stock Materials, Clearing and Grubbing 3,000 7 Prefab Bleachers 16 Stock Materials 18,000 8 Landscape 12 Stock Materials, Clearing and Grubbing 35,000 9 Pave Road 8 Grading for Road 30,000 10 Place Tennis Court 10 Finish grade 20,000 11 Erect/paint bleachers 7 Prefab bleachers, Cleaning and Grubbing 16,000 12 Curbing 5 Landscape, Pave roadway 6,000 13 Final Inspection/Clean-up 3 Place tennis court, erect/paint bleachers, 4,000 curbing 16 Finish 0