As a fundraiser students had to raise $1200. They will sell popcorn ,at the gameshistory shows that there are usually 120 bags of popcorn sold each game. how much money should they charge if they work 6 games?

That depends upon the cost of making the popcorn. They probably expect you to assume it is zero, which is of course not true.

In six games at an average of 120 bags per game, they will sell 720 bags.

Calculate the price per bag needed to net $1200 when selling 720 bags.