In a video game, players form teams and work together to earn as many points as possible for their team. Each team can have between 2 and 4 players. Each player can score up to 20 points in each round of the game. Han and three of his friends decided to form a team and play a round.

Write an expression, an equation, or an inequality for each quantity described here. If you use a variable, specify what it represents.

the allowable number of players on a team

the number of points Han's team earns in one round if every player earns a perfect score

the number of points Han's team earns in one round if no players earn a perfect score

the number of players in a game with six teams of different sizes: two teams have 4

players each and the rest have 3 players each

the possible number of players in a game with eight teams