Answer:
The actual distance between the two cities is 28 kilometers
Explanation:
A map has a scale of 3.5 inches = 20 kilometers
Distance between two cities on the map = 4.9 inches
We can use the unitary method in this question to get the actual distance between two cities
∵ 3.5 inches on the map = 20 kilometers
∴ 1 inch distance on the map =
kilometers
∴ 4.9 inches on the map =

= 28 kilometers
Therefore, the actual distance between the two cities is 28 kilometers.