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A quiz has 20 questions with seven points awarded for each correct answer, two pointsdeducted for each wrong answer and zero for each question omitted. Ram scores 87[AMTI-20051points. How many questions did he omit? |
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Answer» Answer: Step-by-step explanation: The smallest multiple of 7 greater than 87 is 91, representing 91/7 = 13 correct answers. To get a score of 87 with 13 correct answers, the number of wrong answers had to be (91-87)/2 = 4/2 = 2. With 13 correct answers and 2 wrong answers, the number of questions omitted on the 20 QUESTION test was 5. |
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