12 of the students in a Geometry class passed a Geometry test. If these students are 80% of all the students in the class, how many students are in this Geometry class?

Choose the correct slope of the line that passes through the points (1, -3) and (3, -5)

Find the area of the triangle formed by the origin and the points of intersection of parabolas y=−3x^2+20 and y=x^2−16.

Amanda went into the grocery business starting with five stores. after one year, she opened two more stores. after two years, she opened two more stores than the previous year. if amanda expands her grocery business following the same pattern, which of the following graphs represents the number of stores she will own over time?