Question Unless otherwise posted, the speed limit in a business or residential area is: Answers 15 mph. 25 mph. 35 mph. Explanation When driving in a business or residential area, the speed limit is 35 miles per hour. If a different speed limit is posted, follow the posted speed limit. Pass your DMV Written Test with flying colors Take me to the cheat sheet Kentucky This questions appears in the following tests: Kentucky Practice Test 6 Kentucky Practice Test 25