From this data, calculate the project's ETC. Activity A is 60% complete at a cost so far of $100,000. It was estimated to cost $200,000 when finished.
It is at the end of week three of five. Activity B is 85% complete at a cost so far of $50,000. It was estimated to cost $80,000 when finished.
It is at the end of week four of five. Activity C is complete at a cost so far of $110,000. It was estimated to cost $100,000 dollars when finished.