Question Drinking coffee after drinking alcohol: Answers Decreases blood alcohol concentration. Cancels the effect of the alcohol. Has no effect on blood alcohol concentration. Increases blood alcohol concentration. Explanation Drinking coffee will not reduce your blood alcohol concentration (BAC). While it may help you to stay awake, it cannot change your BAC or make you sober. Pass your DMV Written Test with flying colors Take me to the cheat sheet New York This questions appears in the following tests: Indiana Practice Test 20 Montana Practice Test 16 Nevada Practice Test 47 Alaska Practice Test 20 Alaska Practice Test 1 Colorado Practice Test 7 District Of Columbia Practice Test 15 District Of Columbia Practice Test 10 Florida Practice Test 40 Florida Practice Test 19 Florida Practice Test 25 Hawaii Practice Test 4 Hawaii Practice Test 18 Idaho Practice Test 10 Indiana Practice Test 20 Indiana Practice Test 1 Iowa Practice Test 19 Louisiana Practice Test 16 Maine Practice Test 49 Massachusetts Practice Test 11 Massachusetts Practice Test 14 Michigan Practice Test 47 Michigan Practice Test 15 Michigan Practice Test 5 Michigan Practice Test 20 Minnesota Practice Test 19 Missouri Practice Test 13 Nevada Practice Test 6 Nevada Practice Test 10 New Hampshire Practice Test 17 New Jersey Practice Test 12 New Jersey Practice Test 29 New Jersey Practice Test 14 New York Practice Test 4 North Carolina Practice Test 34 North Dakota Practice Test 24 Oklahoma Practice Test 8 Oklahoma Practice Test 12 Oregon Practice Test 32 Texas Practice Test 24 Utah Practice Test 21 Utah Practice Test 2 Vermont Practice Test 5 Vermont Practice Test 9 Virginia Practice Test 11 West Virginia Practice Test 16 Wisconsin Practice Test 34