Do you currently have car insurance? Insurance is mandatory to drive in California Yes I have insurance. But please show me your best quotes. No, please help me find the best insurance. Question What is the maximum speed limit in residential and business areas where there are no posted speed limits? Answers 15 mph 25 mph 35 mph 45 mph Explanation Unless otherwise posted, the speed limit on residential and business streets is 25 miles per hour. Take a FREE Practice Test Now This questions appears in the following tests: Wisconsin Practice Test