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A marathon runner runs a -mile race. Her distance traveled in miles at time hours is .

  1. How long did it take her to finish the race?

    Solve for .

  2. What was her average velocity? Explain your reasoning.

    Evaluate and explain.

  3. Suppose she runs at a constant pace of miles/hour. How far will she have gone in hours?


  4. Show how the units reduce using rate time distance.