Unless otherwise posted, what is the speed limit on primary and secondary state and federal highways? {Ans: 55 mph}pedestrian passing (PED XING) {Ans: }During which of the following time periods to researchers estimate that one out of every ten drivers is intoxicated? • 6 p.m. to 10 p.m. • 10 p.m. to 2 a.m. • 2 a.m. to 6 a.m. {Ans: 10 p.m. to 2 a.m.}Before changing lanes or attempting to pass another vehicle, what should you do? • check your blind spots, mirrors, and look over shoulder toward the rear • signal your intention before changing lanes • both of the above {Ans: both of the above}Is driving under the influence of drugs the same as alcohol? {Ans: YES}• you are approaching a school or school crosswalk • slow down, drive with caution and watch for children {Ans: }In 50-55 mph traffic you are least likely to have an accident if you: • stay within that speed range • drive a few miles per hour faster than most • drive a few miles per hour slower than most {Ans: stay within that speed range}If you take prescription drugs and drink alcohol, it: