At the valentine's dance there were 428 students and 22 parents. what percent of the attendees were parents?

How to determine whether two known pairs of points are on the same line.

For which of the following counts would a binomial probability model not be reasonable? a)the number of people in a classroom born in januaryb) the number of people in a classroom with red hair c) the number of people admitted to a hospital in a day with a particular disease d) the number of heart beats in a one-minute perio.

Which shows the first equation written in slope-intercept form? 1/2 (2y + 10) = 7x