please help !

help please !

Homework: Assign #7 Ch 3 Dave Fletcher was able to determine the activity times for constructing his laser scanning machine Fletcher would like to determine ES. EF, LS, LF, and slack for each activity. The total project completion time and the critical path should also be determined. Here are the activity times Dave's earliest start (ES) and earliest fish (EF) are Help me solve this Video Get more help. Question 4, Problem 3.15 Part 1 of 20 D Activity Time (weeks) immediate Predecessor(s) Activity Time (weeks) Immediate Predecessors) E F G H Activity ES EF 7 10 HW Score: 21.43%, 3 of 14 points O Point: 0 of 3 B CE D.F Clear all Save 1 Check newer Dave's earliest start (ES) and earliest finish (EF) are: Homework: Assign #7 Ch 3 Dave Fletcher was able to determine the activity times for constructing his laser scanning machine. Fletcher would like to determine ES, EF, LS, LF, and slack for each activity. The total project completor determined. Here are the activity times: BUD Question 4, Problem 3.15 Part 1 of 26 Activity Time (weeks) Immediate Predecessor(s) Activity Time (weeks) Immediate Predecessor(s) A E C 3 3 Activity A F G H ES HW Score: 21.43%, 3 of 14 points O Points: 0 of 3 EF 7 7 10 8 B B C,E D.F