Salem and eugene,Oregon are 64 miles apart. If the distance on the map is 3 1/4 inches, find the scale of the map?
64 miles convers 3.25 inches of the map. To find miles per inch, just divide: 64/3.25 is about 19.7 mi/inch. If you want a perfect number, multiply by the reciprocal: 64*(4/13)= 256/13