2024 CO DMV Practice Test 6 Based on 2024 CO Driver's Handbook 28. Unless otherwise posted, what is the Colorado speed limit for urban interstate and highways? A 30 mph B 65 mph C 40 mph D 25 mph Next More 28/30 Progress 0 Errors Restart Next Next CO Permit Practice Test 6 Back to Test List CO Permit Practice Test 5 CO Permit Practice Test 7 Challenge Library 12 More CO DMV Practice Tests 7 CO Permit Practice Test 7 8 CO Permit Practice Test 8 9 CO Permit Practice Test 9 10 CO Permit Practice Test 10 11 CO Permit Practice Test 11 12 CO Permit Practice Test 12 13 CO Permit Practice Test 13 14 CO Permit Practice Test 14 15 CO Permit Practice Test 15 16 CO Permit Practice Test 16