Hi, don't feel bad I am going back to college after 35 years and I studied for this for one week and got about the same score . I now did research and read the books ati I got cover to cover and found that these things are really helpful study a month and take the practice test every week. your score will improve here is what I have this web site khanacademy.org , chem4kids.com they also have biology sign in as an adult when they ask so you can practice problems they do step by step. Also this book get cheep on line very good spells it out (complete Idiots guide to nursing exams) by Maryanne Baudo and robin Kavanagh omg this book is worth every penny cost 14.00 I took my last practice test this week and it raised 30 points so any questions let me know also in drought go to you tube video's.