Best out 7 games
There can be a total of 56 games in the first round if they all went to 7 games.
Divisional Series games (as in the games in the first round of the Playoffs) are best of 5.Championship Series and World Series games (as in the games in the second round of the Playoffs and in the last round of the Playoffs) are best of 7.
The First Round of the NBA Playoffs was changed from best-of-5 to best-of-7 before the 2003 playoffs. The 2002 playoffs was the last time there was best-of-5.
There can be a maximum of 56 games in the first round of the NBA playoffs. This would only be possible if all eight (8) match-ups went into 7 games.
The first round of an NBA playoffs is played in a 7 game series. This goes also for the 2nd round and the finals. Only 7 teams won an NBA playoff series or finals after trailing 3-1.
The NBA changed the first round to best of 7 in 2003.
In 2009, the Cleveland Cavaliers Played the Dretroit Pistions in the first round the sweeped the series 4-0.
The Flyers were eliminated by the Pittsburgh Penguins in the first round of the 2009 playoffs in 6 games.
The first round of the playoffs, known as the American and National League Divisional Series' or ALDS/NLDS are a best of 5 format. The first team to win 3 games, advances to the next round which is the American and National League Championship Series or ALCS/NLCS. This series is a best of 7 format (first team to win 4 games) advances to the World Series which ALSO is a best of 7 format.
In the NFL, yes. The wildcard round is the first round of the NFL Playoffs.