please provide work shown

PM.57 The activities needed to develop a new software application are listed in the following table with the activity times and their order in which the activities need to be performed: Activity Duration (weeks) Immediate Predecessor(s) A 1 B 6 A 5 A D 10 A E 4 A F 11 G 11 BC DE F G H 5 What is the overall duration of the project (in weeks)? Number weeks What is the earliest week you could start activity H? (Write the week number in the field below.) Number What is the earliest week you could finish activity G? Number What is the latest week you could start activity C? Number What is the latest week you could finish activity C? Number What is the slack time for activity D? Number weeks What would be the overall duration of the project if activity E were increased by 3 weeks, from 4 to weeks? Number weeks What would be the overall duration of the project if activity B were increased by 4 weeks, from 6 to 10 weeks? Number weeks