I had attempted p3 last in December 2012 and have a revision kit from then with about 50 questions in it, and my friends got a new one with 39 only in it. So I just wanted to confirm that the the reduction in the number of questions is due to a reduction in the syllabus.
Following is a list of syllabus topics (as per the topic index) that are not covered in the 2014 revision kit :