There are 15 players on each team, so there are 30 on the pitch at any time. Up to 5 substitutions can be made by each team. There is also a variation known as 7-A-Side which is sometimes played, obviously having 7 players on each team.
Each team has 15 players, so there would be 30 players in total at the start of the match.
There are 22 players on the field in a football game, 11 players on each team.
China does not have a national team or set of competions, but there are many Irish people living in China and they would have Gaelic Football clubs and have matches. There are Gaelic Football competitions for teams based in Asia, so teams from China would compete in them. Most of the players would be Irish, but there would also be a few players that are not Irish.
A football team should have 11 players on the field during a game.
It is a variable
6
22
5 players
22
5 billion and 2
11 per team
soccer is 22 don't have a clue for American football