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Đề thi chính thức kỳ thi Toán học Hoa Kỳ - AIME (có đáp án)

"Đề thi chính thức kỳ thi Toán học Hoa Kỳ - AIME (có đáp án)" được chia sẻ dưới đây giúp các em có thêm tư liệu luyện tập và so sánh kết quả, cũng như tự đánh giá được năng lực bản thân, từ đó đề ra phương pháp học tập hiệu quả giúp các em tự tin đạt kết quả cao trong kì thi sắp tới. Chúc các em thi tốt! | MAA American Mathematics Competitions 40th Annual AIME II American Invitational Mathematics Examination II Wednesday February 16 2022 INSTRUCTIONS 1. DO NOT OPEN THIS BOOKLET UNTIL YOUR COMPETITION MANAGER TELLS YOU TO BEGIN. 2. This is a 15-question competition. All answers are integers ranging from 000 to 999 inclusive. 3. Mark your answer to each problem on the answer sheet with a 2 pencil. Check blackened answers for accuracy and erase errors completely. Only answers that are properly marked on the answer sheet will be scored. 4. SCORING You will receive 1 point for each correct answer 0 points for each problem left unanswered and 0 points for each incorrect answer. 5. Only blank scratch paper rulers compasses and erasers are allowed as aids. Prohibited materials include calculators smartwatches phones computing devices protractors and graph paper. 6. Figures are not necessarily drawn to scale. 7. Before beginning the competition your competition manager will ask you to record your name on the answer sheet. 8. You will have 3 hours to complete the competition once your competition manager tells you to begin. 9. When you finish the competition sign your name in the space provided on the answer sheet. The MAA AMC Office reserves the right to disqualify scores from a school if it determines that the rules or the required security procedures were not followed. The publication reproduction or communication of the problems or solutions of this competi- tion during the period when students are eligible to participate seriously jeopardizes the integrity of the results. Dissemination via phone email or digital media of any type during this period is a violation of the competition rules. A combination of your AIME score and your AMC 10 12 score is used to determine eligibility for participation in the USA Junior Mathematical Olympiad. 2022 Mathematical Association of America 5 Bài 1. Trong một buổi hòa nhạc có người tham dự là người trưởng thành. Sau đó một xe buýt 12 .