In Mrs. Harrelson's English class, 15 out of 25 students made an "A" on their research paper, and 5 students made a "B." What decimal represents the portion of students that made at least a "B" on the research paper?

3; 9 is 8 to -4

step-by-step explanation:

d. all of the above

step-by-step explanation:

b

step-by-step explanation:

sample answer: you can determine whether each element of the domain is paired with exactly one element of the range. for example, if given a graph, you could use the vertical line test; if a vertical line intersects the graph more than once, then the relation that the graph represents is not a function.