Against which country did Australia play its first test match & one-day international?

Question

Australia played in the first-ever TEST match in cricket in 1887, the first-ever ONE-day International in 1971. Both werer played against one country.

Answer 1

The Australian cricket team is the national cricket team of the Commonwealth of Australia. It is the equal oldest team in Test cricket, having played in the first test match in 1877 (defeating England by 45 runs). As of March 2007 the Australian team has won 320 of its 687 Test matches[1] and has led the ICC Test Championship table in an unbeaten streak since the first table was created (January 2001).

they also played their first one day match against england.

Answer 2

England.