http://wwwdocs.fce.unsw.edu.au/accounting/current/CourseOutlinesUG/acct2542-2552-s2-2004.pdf
actually, according to the course outline for 2004, the final was worth only 55%
therefore minai actually got 33/45 preexam and 56-33=23/55 for his final exam,
which would only be 42%