To hide the categories at the top, please add the following to your Custom CSS section found under Theme Options >> General Settings >> Advanced
As for the the number of questions showing, this bug was reported using FireFox or IE and was in fact fixed, please make sure you are running the current version of CircleFlip 1.3.3
However, if you are updated and the problem still found (using any browser)
Please provide us with the link of the FAQ items and WP-Admin access along with FTP access so that we could investigate this further for you.
FAQ topic reported: http://support.creiden.com/forums/topic/problem-with-faq/#post-1019