Service signs are: Question Service signs are: Answers Orange with black letters. Blue with white letters. Green with white letters. Explanation Signs that are blue with white markings indicate the locations of services. These services may include rest areas, gas stations, food options, and hospitals. This questions appears in the following tests: Alabama Motorcycle Practice Test 1 Alabama Motorcycle Practice Test 17 Arkansas Motorcycle Practice Test 12 Arkansas Motorcycle Practice Test 7 California Motorcycle Practice Test 22 California Motorcycle Practice Test 23 Idaho Motorcycle Practice Test 4 Kansas Motorcycle Practice Test 11 Nebraska Motorcycle Practice Test 5 Ohio Motorcycle Practice Test 29 Ohio Motorcycle Practice Test 24 South Carolina Motorcycle Practice Test 10 South Carolina Motorcycle Practice Test 10 South Dakota Motorcycle Practice Test 12 South Dakota Motorcycle Practice Test 1 Virginia Motorcycle Practice Test 10 Virginia Motorcycle Practice Test 14 Wyoming Motorcycle Practice Test 7 Wisconsin Motorcycle Practice Test 7