Mr. stanton bought 121 feet of rope to repair a rope bridge. the ratio of the two pieces that he needs from the length he bought is 4 to 7. if he uses the entire length of rope, how long is each piece?

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?