What is the total duration of the course which makes me confident to get ready for the test?
The average duration of any driving course is at least 4 weeks in which you will be confident enough to appear in the test, however some people learn faster and they can cover the entire course outline within 15 days.
What are the chances of passing a driving test?
Once you will finish your entire learning process and followed everything as per the direction, you will clear the test in one go. You should not forget to practice the safety rules and road signs in order to do it in first attempt.