Let x = the number of nonzero digits in a randomly selected 4-digit pin that has no restriction on the digits. what are the possible values of x?

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?

Which of the following parabolas opens down?

The area of the map is the product of the length and width. write and expression for the area as the product of the two binomials do not multiply