3. Suppose you were hiking at the same time as Ryan on a different hill. The rate of change in
elevation for your hike was 12 feet per minute. Who was walking faster, you or Ryan? Explain
your answer. (2 points: 1 for the answer, 1 for the explanation)

4. calculate the slope of the graph between 120 and 150 minutes. show your calculations or explain how you got your answer

5. Ernest thinks that Ryan rested between 120 and 150 minutes. Emma thinks he walked on a flat part of the trail during that time. Could both people be correct? Explain your answer.
PLEASE HELP!