Question About ____ percent of crashes involve alcohol. Answers 10 13 18 38 Explanation Alcohol reduces your ability to drive safely. No one drives as well after drinking alcohol, even though some people may look and act as though they are unaffected. About 38 percent of all traffic fatalities involve alcohol. Pass your DMV Written Test with flying colors Take me to the cheat sheet North Carolina This questions appears in the following tests: North Carolina Practice Test 8 North Carolina Practice Test 3