Post 1: Brainstorm with your classmates about this project and share your partially or totally completed project with them. Discuss your strategy for calculating the rates and distances. Ask your classmates questions if you need some ideas.

Post 2: Examine a classmate's partially completed or completed project. Check the correctness of the calculations and provide polite feedback. Share alternative methods if you have them. Help classmates if you can. Show time and effort in this reply.

Post 3: Share your finalized project with a classmate. Compare and contrast your results with his or hers. What makes the rates, distance, and graphs different? Discuss this in terms of the slopes and the equation of the lines.