Question Unless otherwise posted, the speed limit on urban or town roads is: Answers 55 mph. 45 mph. 30 mph. 15 mph. Explanation When driving on urban or town roads, the speed limit is 30 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 Minnesota This questions appears in the following tests: Minnesota Practice Test 38 Minnesota Practice Test 32