In June 2007 Carl Edwards won the Michigan 400 with a time o

In June 2007, Carl Edwards won the Michigan 400 with a time of 2:42:5 for the 400 mi race. At one point, Edwards was 80 mi closer to the finish than the start. How far had Edwards traveled at that point?

At 200 miles he was equal distance from the start and finish.
At 220 he was 180 from the finish and 220 from the start- a difference of 40
At 240 he was 160 from the finish and 240 from the start a difference of 80 miles.