2013 AMC8 真题 答案 详解
| 序号 | 文件 | 说明 | ||
|---|---|---|---|---|
| 1 | 2013-amc8-paper-eng-zh.pdf | 10 页 | 426.07KB | 真题-中英双语 |
| 2 | 2013-amc8-paper-eng.pdf | 4 页 | 191.38KB | 真题-英文 |
| 3 | 2013-amc8-key.pdf | 1 页 | 56.42KB | 真题-答案 |
| 4 | 2013-amc8-solution-eng.pdf | 28 页 | 700.57KB | 真题-文字详解-英文 |
| 5 | 2013-amc8-solution-video-zh.mp4 | 21.21 分钟 | 58.62MB | 真题-视频详解-普通话 |
2013 AMC8
Problem 1
Danica wants to arrange her model cars in rows with exactly 6 cars in each row. She now has 23 model cars. What is the smallest number of additional cars she must buy in order to be able to arrange all her cars this way?
Danica 想把她的模型汽车排成每行 辆的若干行，她现在有 6 23 辆模型汽车，那么她还需要至 少买多少辆模型汽车才能完成上述安排？
(A) 1 (B) 2 (C) 3 (D) 4 (E) 5
Problem 2
A sign at the fish market says, "50% off, today only: half-pound packages for just $3 per package." What is the regular price for a full pound of fish, in dollars? (Assume that there are no deals for bulk)
鱼市上的一则标语写着：'降价 50 ％，仅限今天：半磅重的一包鱼仅需 3 美元。 那么一磅 ' 重的鱼原价是多少美元？
(A) 6 (B) 9 (C) 10 (D) 12 (E) 15
Problem 3
(~142 -3+4 -5+6 _ 74..+ What is the value of ?
表达式 的值是多少？
(A) 10 (B) 0 (C) 1 (D) 500 (E) 2000
Problem 4
Eight friends ate at a restaurant and agreed to share the bill equally. Because Judi forgot her money, each of her seven friends paid an extra $2.50 to cover her portion of the total bill. What was the total bill?
8 个朋友在餐馆吃饭，并且商定均摊费用。因为 Judi 忘记带钱了，她的其他 7 个朋友帮她垫 付了费用，因此 7 个人每人额外多付了 2.5 美元。那么餐费总共是多少美元？
(A) 8120 (B) 8128 (C) 8140 (D) 8144 (E) $160
