Answer:
The scale is of 1:6336000
Step-by-step explanation:
The scale is given dividing the distance on the map by the real distance, in the same unit.
Each mile has 63360 inches.
We have that:
Distance on the map: 1.8 in
Real distance: 180 miles = 180*63360 = 11404800 in
Scale:
We have that 11404800/1.8 = 6,336,000, so the scale is of
1.8:11404800 = 1:6336000
