Don't worry about the mark, let it come and focus on areas needing of improvement. To be honest for the financial management strategies question, I tried to make up case studies that seemed relevant and realistic. But nevertheless you'll score decently high dependant if you've followed the...
Use some good memory music, its quite useful from experience doing prelims last year. Everyone is particularly different and has different methods. The way I see it is don't bother doing past papers if you don't have sound understanding of the syllabus and content. Best option download those...