Question A sign indicating a maximum safe speed: Answers Is suggesting a driving speed, but vehicles may travel faster than the posted speed. Is suggesting a speed limit to be followed only by vehicles weighing more than 26,000 pounds. Should be followed and no vehicle should travel faster than the posted speed. Is only applicable to automobiles. Explanation You should never exceed the speed shown on a "Maximum Safe Speed" sign. This questions appears in the following tests: Alabama Class A Knowledge Test Colorado Class A Knowledge Test Delaware Class B Knowledge Test Georgia Class B Knowledge Test Illinois Class A Knowledge Test Massachusetts Class B Knowledge Test New Jersey Tank South Carolina Class B Knowledge Test Tennessee Tank Texas Double Utah Class A Knowledge Test Utah Tank Wisconsin Double