Most people who have this question want to know how much it might cost them to run a propane powered generator at their home. This is a very good question because there are some significant advantages to using these devices but there are also some disadvantages that you should probably know about.
Early finish date â adding duration to the early start date. Latest start date. Latest finish date â adding duration to latest start date. Slack time â difference between latest start date and early start date or between latest finish date and early finish date.
Slack: the amount of time an activity can be delayed and not. affect the overall completion time of the whole project. Slack can. be determined by finding the difference between the earliest start. time and the latest start time, or the earliest finish time and the lat-. est finish time for a given activity.