Question The speed limit in school zones is: Answers 25 mph. 35 mph. 45 mph. 50 mph. Explanation Unless otherwise posted, drivers in school zones should not drive at speeds faster than 25 mph. You should always exercise caution when driving in a school zone. Pass your DMV Written Test with flying colors Take me to the cheat sheet New Jersey This questions appears in the following tests: New Jersey Practice Test 35 New Jersey Practice Test 21