Question Nebraska's speed law requires you drive: Answers At the posted speed limit. Five miles per hour above the posted speed limit. At a speed that is reasonable and safe under existing conditions. Explanation Nebraska's speed law requires driving at a speed that is reasonable and safe under existing conditions, within the posted speed limit. Reduce your speed any time conditions are less than perfect. Pass your DMV Written Test with flying colors Take me to the cheat sheet Nebraska This questions appears in the following tests: Nebraska Practice Test 15 Nebraska Practice Test 19