2
There are 80 men on a college football team who are permitted to dress for a home football game. On the other hand, only 70 may dress for an away football game.
obviously one football! i play on a girl's football league!
once
Rutgers and Princeton played what is today considered the first football game, in 1869, in New Brunswick, N.J. However, colleges were playing football-type games, under many different rules, as far back as the 1820s.
2
there 3 periods and 20 minutes a period
There are four 15 minute periods in arena football. They also play an overtime period if needed.
6 game periods
4
There are three 20 minute periods in a regulation NHL game.
Three
A Basketball game has four quarters.
There are seven officials on the field during a football game.
In long periods of the game and at the end of the game when everyone else if blowing out of their backside you can go that extra few minutes enabling you to complete the game.
There are a total of 3, 20:00 minute periods in a game. And, 2, 17:00 minute intermissions.
There are 90 minutes to a football game, plus injury time to be added.