New PMP Question & Answers with explanation

One common way to compute estimate at completion (EAC) is to take the budget at completion (BAC) and:
Select one
Which of the following information about the project would never be available during project planning
Select one
Which of the following represents the estimated value of the work actually accomplished?
Select one
A cost performance indes (CPI) of 0.89 means
Select one
You take over a project that is us $100,000 over budget. You know the team has completed us $500,000 worth of work. Your sponsor has been calling all day leaving messages while you were in meetings asking for a quick update on the project status. What will you tell him when you return his call?
Select one