The main step in IT project development is efficient activity planning and best effort estimation which can help on time project completion. The following chart shows project activities dependencies relationships where the allocated completion duration of each activity is provided. You are required to calculate the following times.

(a) Forward Pass from left to right: Early Start and Early Finish times for each task?

(b) Backward Pass from right to left: Late Finish and Late Start times of each task?

Early Start Duration Early Finish Task Name Late Start Slack Gate Finish Early Start 80 Early Finish Tack D Late Start Slack Fate Finish D 30 Early Finish Early Start 60 Early Finish Early Start 60 Early Finish Early Start 30 Early Finish Early Start 0 Early Finish Task A Task B Task E Task G Task H Late Start Slack Gate Finish Late Start Slack Gate Finish Late Start Slack Late Finish Late Start Slack Eate Finish Late Start Slack Gate Finish Early Start 45 Cart Finish Early Start 15 Early Finish Task C Task F Late Start Slack Eate Finish Late Start Slack Eate Finish Early Start Duration Early Finish Task Name Late Start Slack Gate Finish Early Start 80 Early Finish Tack D Late Start Slack Fate Finish D 30 Early Finish Early Start 60 Early Finish Early Start 60 Early Finish Early Start 30 Early Finish Early Start 0 Early Finish Task A Task B Task E Task G Task H Late Start Slack Gate Finish Late Start Slack Gate Finish Late Start Slack Late Finish Late Start Slack Eate Finish Late Start Slack Gate Finish Early Start 45 Cart Finish Early Start 15 Early Finish Task C Task F Late Start Slack Eate Finish Late Start Slack Eate Finish