2006 澳洲 AMC A-MiddlePrimary 真题 答案 详解

2006 年 A-MiddlePrimary 真题,中英双语,答案,详解

英文真题

Middle Primary Division
Questions 1 to 10, 3 marks each

1. Which of these numbers is the smallest?
   (A) 465 (B) 654 (C) 546 (D) 564 (E) 456

2. If □ - 5 = 3 then □ equals
   (A) 10 (B) 9 (C) 8 (D) 7 (E) 6

3. What fraction of the rectangle is shaded?
   (A) ( \frac{1}{2} ) (B) ( \frac{1}{3} ) (C) ( \frac{1}{4} ) (D) ( \frac{1}{5} ) (E) ( \frac{1}{6} )

4. What number must be added to 17 to get 23?
   (A) 40 (B) 8 (C) 30 (D) 6 (E) 10

5. It takes 3 oranges to make a glass of orange juice. How many oranges are needed to make 8 glasses of juice?
   (A) 18 (B) 21 (C) 24 (D) 27 (E) 36

6. Which of the following numbers is eight thousand and seventy-nine?
   (A) 80 079 (B) 8079 (C) 879 (D) 8790 (E) 80 709