Your project had a cost overrun in the past and you tried to…

Your project had a cost overrun in the past and you tried to obtain funding on top of the original budget at completion (BAC). Management has told you that they cannot make additional funding available. You have to increase cost performance (i.e. increase cost efficiency) so that the project will be finished with costs not exceeding the original BAC. Which metric describes the future performance to meet this objective?

Activity A is worth $500, is complete, and actually cost $50…

Activity A is worth $500, is complete, and actually cost $500. Activity B is worth $1000, is 50% complete, and actually cost $700 so far. Activity C is worth $100, is 75% complete, and has actually cost $90 so far. Which of the following gives the remaining amount to be spent on the project based on current spending efficiency?