Question You should always be able to stop within: Answers 10 feet of your vehicle. 1,000 feet of your vehicle. Your view of the road ahead. 30 seconds of hitting the brakes. Explanation You should always make sure that your vehicle will be able to stop within the area of the road that you are able to see. This means that you must slow down whenever conditions reduce visibility. This questions appears in the following tests: Illinois Passenger Minnesota Class B Knowledge Test Nevada Tank New Jersey Class B Knowledge Test South Dakota Passenger Utah Class B Knowledge Test