Given that an activity's normal time and cost are 10 days and $400, respectively, and its crash time and cost are 5 days and $800, respectively, what is the activity's slope?

Why are people not able to scuba dive in the deep part of the ocean

In which environment would primary succession occur? a forest with a few remaining trees after a recent wildfire an area of exposed rock after a glacier melts away beach that is exposed to the air at low tide an abandoned baseball field in a small town

When a septic tank backs up a goes in to clean it out