Which function has a greater rate of change?

Find the shape resulting from the cross-section of the cone.
Find the shape resulting from the cross-section of the cylinder.
Find the shape resulting from the cross-section of the cube.
Find the shape resulting from the cross-section of the triangular prism.
Justify your answer in the show your work section.
Which company has the largest initial value? Prove your response by writing the equation for each in the show your work box.
Doug and Harvey performed an experiment in which they tossed a polyhedron. Each face of the polyhedron is colored black, purple, or white. The results of the tosses are shown in the table below.
What is the experimental probability that the polyhedron will not land on a white face?
Margo flipped a coin 25 times. It landed on heads 20 times, and tails 5 times. If Margo flipped the coin a 26th time, what is the likelihood that that it will land on heads?

Ms. Alvarez wants to determine the seventh graders' preference for the location of the end-of-year field trip. Which of the samples is representative of the population?