Question On a New York State highway where there is no posted speed limit, the fastest you may legally drive is: Answers 50 mph. 55 mph. 60 mph. 65 mph. Explanation If no maximum speed limit is posted on a state highway, the fastest someone may legally drive is 55 mph. Pass your DMV Written Test with flying colors Take me to the cheat sheet New York This questions appears in the following tests: New York Practice Test 12 New York Practice Test 8