The scale on a map is 1 inch represents 20 miles if two cities are 1 1/4 inches apart on the map. How far are they in reality?
To find the actual distance between the two cities, you need to multiply the distance on the map by the scale factor.
1 1/4 inches = 1.25 inches
1.25 inches x 20 miles = 25 miles
Therefore, the two cities are 25 miles apart in reality.