During a project's third iteration, two of the existing team members were replaced As the project entered the next iteration, the team velocity dropped and the performance started to slip.
What should the project manager do?

A project manager is working on a large project with a very difficult client. During the course of the project, the project manager realizes that if the project team had a little more time and funding to make some minor changes, the client could realize the benefits of 25% of the project outcomes early.
How should the project manager approach this?

A project manager receives an email from a vendor that a key deliverable will be delayed by a month. What should the project manager do first?

The project manager just started loading a project team from which the previous project manager resigned. After a quick evaluation of the project, it is apparent that team morale is low due to continuous disagreement about how to complete tasks. Tasks are taking longer than forecasted and the project is off schedule.
What should the project manager do?

The acquisition of project team members is dependent upon the performance of the human resource department. However, the person conducting recruitment is underperforming. Currently, the project manager needs 60 new team members, but only five recruitments are in progress.
What should the project manager do?