Please answer step by step with excel formula

Your project was expected to be finished in 50 days for $2.7 million. Today is the 35th day of the project, and you are 20% under budget, but you have only completed 80% of the work that was originally scheduled. What is the current PV? What is the current state of the earned value and actual cost? When do you think this project will be finished (TC')? What is the project's estimated cost (EAC)