Please Help

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 finish (EF) are: A renovation of the gift shop at Orlando Amway Center has six activities (in hours). In the following table, the estimates of a,m, and b times for each of the activities are listed: Based on the activity time estimates, the expected times for each of the activities are (round your responses to two decimal places)