Question This road sign means: Answers Cars in right lane must slow down. No left turn. Merge. Pass only in the right lane. Explanation This sign indicates a merge ahead. It warns that two lanes of traffic moving in the same direction are about to become one. Take a FREE Practice Test Now This questions appears in the following tests: North Dakota Practice Test North Carolina Practice Test Alaska Practice Test Idaho Practice Test Rhode Island Practice Test Florida Practice Test Louisiana Practice Test Ohio Practice Test Nevada Practice Test Indiana Practice Test District Of Columbia Practice Test New Jersey Practice Test Wisconsin Practice Test Virginia Practice Test Minnesota Practice Test Colorado Practice Test Michigan Practice Test Texas Practice Test New Hampshire Practice Test Maine Practice Test Oregon Practice Test Massachusetts Practice Test Washington Practice Test Montana Practice Test Missouri Practice Test Iowa Practice Test West Virginia Practice Test South Carolina Practice Test Hawaii Practice Test Utah Practice Test