Amultiple choice exam consists of 10 questions, each having 5 possible answers. to pass, you must answer at least 6 out of 10 questions correctly. what is the probability of you go into the exam without knowing a thing, and have to resort to pure guessing, you have studied enough so that on each question, 3 choices can be eliminated. but then you have to make a pure guess between the remaining 2 choices?