Ramona had eight and three eighths inches of ribbon. she used two and a half inches for an art project. how many inches of ribbon does she have left? find the difference in simplest form.

What is the rate of change of a line that passes through (2,-5) and (6,-2)?

The triangles in the diagram are congruent. if mzf = 40°, mza = 80°, and mzg = 60°, what is mzb?

Sue's average score for three bowling games was 162. in the second game, sue scored 10 less than in the first game. in the third game, she scored 13 less than in the second game. what was her score in the first game?