Answer the questions that don’t have scribbles on them. also clarify which problem it is that you solved, you : )

(note i put the graph in so plz )the graph shows the amount of water that remains in a barrel after it begins to leak. the variable x represents the number of days that have passed since the barrel was filled, and y represents the number of gallons of water that remain in the barrel. what is the slope of the line

Christina can paint 420 square feet in 105 minutes. which unit rate describes the scenario?

If i have 20$ and i gave 5$ away how much i got