In Prince Edward Island, you may retake the test for free. However, you are required to give at least 24 hour notice to cancel or reschedule your GED® computer based testing appointment. If you do not show up for your scheduled appointment and you have not provided the 24 hour notice, you will be billed at the rate of $24 per test for each missed test or you will be required to wait six (6) months before being permitted to reschedule your testing appointment(s).