Chelsea solves the following problem. The path around the park near my apartment is mile long. If I want to run exactly 7 miles, how many laps do I need to run around that path? Chelsea has drawn the following model and writes that the answer is 9laps. Her classmate Nia tells her the answer should be 9 laps. 4 9 laps 012 3 4 5 6 7 miles 97laps Whom do you agree with, Chelsea or Nia? Explain your choice, using the diagram above or your own diagram.