Hello i am studying for a math test could you explain this question because i'm worried that something similar to such will be on the test

The data represents the semester exam scores of 8 students in a math course. {51,91,46,30,36,50,73,80} what is the five-number summary?

Credit card a offers an introductory apr of 3.4% for the first three months and standard apr of 15.7% thereafter,

Which questions would most a reader identify the author's purpose for writing? check all that apply. what type of text is this? what type of reviews did the book receive? how many copies of the book have been sold? what is the central idea? how does this text make one feel?