Question "No passing zone" signs tell drivers: Answers To speed up slightly. That it is not safe to pass. To maintain a steady speed. Explanation If you come across a "No passing zone" sign, it is not legal to pass in the indicated area. You are likely driving in an area with restricted visibility where it would be unsafe to pass another vehicle. Pass your DMV Written Test with flying colors Take me to the cheat sheet Delaware This questions appears in the following tests: Alabama Practice Test 17 Arizona Practice Test 8 Arkansas Practice Test 16 California Practice Test 3 Connecticut Practice Test 9 Delaware Practice Test 25 Delaware Practice Test 4 District Of Columbia Practice Test 12 Georgia Practice Test 19 Illinois Practice Test 9 Kansas Practice Test 15 Kentucky Practice Test 12 Maine Practice Test 29 Maryland Practice Test 18 Mississippi Practice Test 14 Mississippi Practice Test 7 New Mexico Practice Test 18 Rhode Island Practice Test 6 South Dakota Practice Test 23 Tennessee Practice Test 6 Wisconsin Practice Test 27 Wyoming Practice Test 38 Wyoming Practice Test 13