First, convert the time it took to run 26 miles into minutes.
3 hours, 28 minutes. 3 hours * 60minutes/1 hour=180 minutes + 28 minutes =208 minutes.
Second, create a ratio.
26 miles: 208 minutes.
Third, set up an equation to find how many minutes it took to run 1 mile.
26 miles/208 minutes = 1 mile/x
Fourth, solve for x by cross multiplying.
26x=208
Fifth, divide both sides by 26.
x=8
In conclusion, it too Geri 8 minutes to run 1 mile.