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Gale and Leslie are riding in a friendly -mile bike race that started at noon. The graph at right represents their progress so far.

  1. What does the intersection of the two lines represent?

    When the lines cross it means that Gale and Leslie were in the same place at the same time.

  2. At approximately what time did Leslie pass Gale?

    Leslie passes Gale right after the lines cross. At what point do the lines cross?

  3. About how far had Leslie traveled when she passed Gale?

    At what distance did the lines cross?

  4. What do you think happened to Gale between 1:30 and 3:00?

    It could have been anything that made Gale stop, such as a flat tire, or stopping to take a break.

  5. If Leslie continues at a steady pace, when will she complete the race?

    Extend the line of Leslie's path until she hits miles. What time does she hit miles?