| Time in Office | Answer | % Correct |
|---|---|---|
| 1990-1993 | Carmen Lawrence | 100%
|
| 1974-1982 | Charles Court | 100%
|
| 1993-2001 | Richard Court | 100%
|
| 2006-2008 | Alan Carpenter | 80%
|
| 1983-1988 | Brian Burke | 80%
|
| 2008-2017 | Colin Barnett | 80%
|
| 2001-2006 | Geoff Gallop | 80%
|
| 1971-1974 | John Tonkin | 80%
|
| 2017-2023 | Mark McGowan | 80%
|
| 2023-present | Roger Cook | 80%
|
| 1959-1971 | David Brand | 60%
|
| 1890-1901 | John Forrest | 60%
|
| 1953-1959 | Albert Hawke | 40%
|
| 1906-1910 | Newton Moore | 40%
|
| 1988-1990 | Peter Dowding | 40%
|
| 1910-1911 | Frank Wilson | 20%
|
| 1916-1917 | Frank Wilson | 20%
|
| 1945-1947 | Frank Wise | 20%
|
| 1901-1901 | George Leake | 20%
|
| 1901-1902 | George Leake | 20%
|
| 1901-1901 | George Throssell | 20%
|
| 1919-1919 | Hal Colebatch | 20%
|
| 1905-1906 | Hector Rason | 20%
|
| 1904-1905 | Henry Daglish | 20%
|
| 1917-1919 | Henry Lefroy | 20%
|
| 1919-1924 | James Mitchell | 20%
|
| 1930-1933 | James Mitchell | 20%
|
| 1911-1916 | John Scadden | 20%
|
| 1936-1945 | John Willcock | 20%
|
| 1924-1930 | Phillip Collier | 20%
|
| 1933-1936 | Phillip Collier | 20%
|
| 1982-1983 | Ray O'Connor | 20%
|
| 1947-1953 | Ross McLarty | 20%
|
| 1902-1904 | Walter James | 20%
|
| 1901-1901 | Alf Morgans | 0%
|