Question You may drive across a dashed white line: Answers At any time. Only during daylight hours. When it is safe to change lanes. Only when passing a motorcycle. Explanation Traffic lanes moving in the same direction are separated by broken white lines. You may cross over dashed lines to pass, if it is safe to do so. Pass your DMV Written Test with flying colors Take me to the cheat sheet Idaho This questions appears in the following tests: District Of Columbia Practice Test 25 Florida Practice Test 24 Hawaii Practice Test 16 Idaho Practice Test 5 Idaho Practice Test 37 Indiana Practice Test 6 Indiana Practice Test 24 Iowa Practice Test 3 Louisiana Practice Test 21 Maine Practice Test 47 Massachusetts Practice Test 18 Michigan Practice Test 31 Michigan Practice Test 18 Minnesota Practice Test 18 Missouri Practice Test 18 Montana Practice Test 4 Montana Practice Test 26 Nevada Practice Test 9 Nevada Practice Test 8 New Hampshire Practice Test 40 New Hampshire Practice Test 36 New Jersey Practice Test 6 New Jersey Practice Test 23 New York Practice Test 18 North Carolina Practice Test 11 North Dakota Practice Test 16 Ohio Practice Test 37 Oklahoma Practice Test 17 Oregon Practice Test 18 Rhode Island Practice Test 21 Texas Practice Test 6 Utah Practice Test 16 Vermont Practice Test 9 Virginia Practice Test 11 Washington Practice Test 17 West Virginia Practice Test 12 Wisconsin Practice Test 19