Marcus used a photocopier to enlarge a picture of a right triangle with a base of 12 cm and a height of 7 cm. the enlarged triangle has a height of 17.5 cm. what is the scale of the enlargement?

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?