You have just been assigned to a project that is partially complete due to the abrupt departure of the previous project manager. From the documentation, you see that the budget of this project is $900,000 plus 10% for contingency for a project duration of 72 weeks. You ask the team for a status update at which point you find out that $352,000 worth of work is completed. Talking to the accounting department, you find out that $523,500 have been planned to be done up to this point. Based on the given information what is the expected project duration ?