Idk how to do this im literally just learning it

Ineed ! the person who answers and shows their work on they got the answer first will be marked the !

High schoolmathematics 5 points keith is the leading goal scorer for a team in an ice hockey league. last season, he scored 42 goals in 82 games. assuming he scores goals at a constant rate, what is the slope of the line that represents this relationship if the number of games is along the x-axis and the number of goals is along the y-axis?

Find the number of liters in 12.8 gal of gasoline. round to the nearest hundredths