Which graph represents a function that has the domain (-0, -4) U (-4, 3) U (3, 0), has a y-intercept at (0,3), and is increasing on the interval (0,4)?

Ineed big ! the cost of a school banquet is $25 plus $15 for each person attending. create a table, sketch the graph, and write an equation in slope-intercept and point-slope form that gives total cost as a function of the number of people attending. what is the cost for 77 people?