Australian Mathematics Challenge
Mathematics Challenge for Young Australians
Australian Mathematical Olympiad Program
Informatics
Australian Statistics Poster Competition
  Australian Informatics Competition 1998

The three questions were each marked out of 100, giving a maximum possible score of 300. The top ten results are (showing name, school, state, school year and score out of 300):

NAME SCHOOL
YR
TOT
WONG Ka-Shu James Ruse Agricultural High School
NSW
11
252
COOPER David Carine Senior High School
WA
11
176
DAHLENGURG Nigel Birdwood High School
SA
11
165
KWAN Louis Normanhurst High School
NSW
11
160
HAWKINS Peter Canberra Grammar School
ACT
10
152
NOTHMAN Joel Moriah College
NSW
9
148
MURCH Craig Merewether High School
NSW
11
135
DANG Clarence Caringbah Selective State High School
NSW
8
133
GRIFFITHS Christopher Lake Joondalup Baptist College
WA
12
133
KENNEDY Aaron Toowoomba State High School Qld
QLD
11
131