For friends ran a 5K race to raise money for their school. The graph shows their rates as a ratio of distance measured in kilometers and time and minutes based on the point shown name the person who ran 2 1/2 km in 45 minutes.

Based on the given information, the graph shows the rates of the four friends during the race. To determine who ran 2 1/2 km in 45 minutes, we need to locate the point on the graph where the distance is 2 1/2 km (2.5 km) and the time is 45 minutes.

However, the graph is not provided, so we cannot accurately determine the person's name.