During Sprint Planning, the architect is constanly estimating higher than everyone else, and team members are increasing their estimates to accommodate her. This is an example of:

If the Development Team doesn't like the time of the daily Scrum, what should the Scrum Master do?

At the end of first iteration, the team finishes User Stories A, Band 50% of
C. What is the team velocity?

The following chart lists stories for a release of an Agile project:
If the velocity of the team is 10, how many iterations will be needed to complete all of the stories?

A new project has been approved and is critical for an organization. The project sponsor has a limited budget, and the deadline to have all requirements meet the definition of done (DoD) is short. Which approach should the agile practitioner take to facilitate the project's success?