How many people are there in the Cabinet?
Cabinet is the top-level decision-making group within the Australian Government. Cabinet includes the Prime Minister and approximately 20 ministers who are part of the executive government.
According to the Ministers of State Act 1952, there can be no more than 30 ministers in executive government. Cabinet is the main decision-making group within executive government.
The Cabinet in session

Office of the Prime Minister
Description
Cabinet is a group of senior ministers in the government including the Prime Minister. The Cabinet are sitting around a large wooden table in the Cabinet Room having a meeting. In Cabinet meetings, ministers decide on government policy and national issues.