Express x^2-8+5 in the form (x-a)^2-b where a and b are integers

Need on this one asap im almost done with this subject

According to the data set, where should the upper quartile line of the box plot be placed?

The probability that a student graduating from suburban state university has student loans to pay off after graduation is .60. if two students are randomly selected from this university, what is the probability that neither of them has student loans to pay off after graduation?