On a​ map, 1 inch equals 10 miles. Two cities are 9 inches apart on the map. What is the actual distance between the​ cities?

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Part 1
The actual distance between the cities is
  
enter your response here miles.

90 miles.

Explanation: Since 1 inch on the map equals 10 miles in actual distance, if the two cities are 9 inches apart on the map, the actual distance between them would be 9 inches x 10 miles per inch = 90 miles.