Fla. County Makes '23' a Passing Grade Thu May 30,12:34 PM ET WEST PALM BEACH, Fla. (AP) - You can get three-quarters of the answers wrong and still pass this test. Palm Beach County high school students taking a new history exam this week need to answer just 23 of 100 multiple-choice questions correctly to pass. To get an A, they need to get just over half the answers right. A B grade requires only 39 correct answers. The new final exam for American and world history classes was developed by school district officials to ensure students learn state- required...