<div class="bix-td-qtxt table-responsive w-100">Optimistic time, most likely time and pessimistic times for the activities of a network in the given figure are written above their arrows. If the contractual obligation time for the project is 75, the latest occurrence time for the event 2, is <br><img src="/_files/images/civil-engineering/construction-management/76-19-93-1.png"></div>