Nathaniel had a bag containing 75 marbles. He drew out a marble without looking and recorded the color. He then put the marble back in the bag and drew another marble without looking and recorded its color. He continued this for 15 draws. The table shows his results. Based on the information shown in the table, what is the best estimate for the number of red marbles in the bag?

Which of the following represents the range of the graph of f(x) below

Three students, javier, sam, and corrine, participated in a fundraiser where people donated a certain amount of money per lap that the student ran. each student also had some initial donations that were collected before the run. the equations that represent each student's total donation, y, based on the number of laps ran, x, is shown below. match each equation with the correct rate of change for that student.

21 type the correct answer in each box. if necessary, round your answers to the nearest hundredth the vertices of abc are a(2,8), b(16, 2), and c(6,2). the perimeter of abc is units, and its area is square units