A map shows the distance between the corner of Cactus Road and 1st Street and the corner of 1st Street and Merle Road as 3 inches. If the scale is 1 in. : 3.7 mi, what is the actual distance?

11.1 mi

111 mi

1.3 mi

22.2 mi

The actual distance is 11.1 miles.

To calculate:
3 inches on the map is equal to 3.7 x 3 = 11.1 miles in actual distance.