2024 MD MVA Practice Test 9 Based on 2024 MD Driver's Handbook 25. If under 21 years of age you are considered to be driving while under the influence if your blood alcohol level is: A .05% B .02% C .07% D .00% Next More 25/30 Progress 0 Errors Restart Next Next MD Permit Practice Test 9 Back to Test List MD Permit Practice Test 8 MD Permit Practice Test 10 Challenge Library 12 More MD MVA Practice Tests 10 MD Permit Practice Test 10 11 MD Permit Practice Test 11 12 MD Permit Practice Test 12 13 MD Permit Practice Test 13 14 MD Permit Practice Test 14 15 MD Permit Practice Test 15 16 MD Permit Practice Test 16 17 MD Permit Practice Test 17 18 MD Permit Practice Test 18 19 MD Permit Practice Test 19