2008 澳洲 AMC B-UpperPrimary 真题 答案 详解

中英双语真题

Elementary School High Grade Test Paper (5-6th grade)

1-10 questions, 3 points each

1. From the following set of number cards, select four cards, with each card used only once. What is the largest 4-digit number that can be formed by these cards?
2. (A) 4581
3. (B) 8542
4. (C) 8541
5. (D) 5480

6. (E) 8851

7. In the given number line, what is the value indicated by the arrow?

8. (A) 0.3
9. (B) 3
10. (C) 13
11. (D) 1.03

12. (E) 1.3

13. Xiaoma's class made 100 lottery tickets for sale, and only one ticket wins a prize. How many lottery tickets does Xiaoma need to buy to have a (\frac{1}{10}) chance of winning?

14. (A) 100
15. (B) 1
16. (C) 20
17. (D) 10

18. (E) 5

19. A container holds exactly 7500 liters when full. How many liters are there if the container is filled halfway?

20. (A) 3275
21. (B) 3500
22. (C) 4000
23. (D) 3750

24. (E) 3725

25. If one bottle of water fills 3 cups, how many cups can 7 bottles fill?

26. (A) 21
27. (B) 24
28. (C) 14
29. (D) 18

30. (E) 25

31. On Tuesday, the price of gasoline was 149.9 yuan per barrel, and on Wednesday morning, it increased to 153.5 yuan per barrel. By how much did the price increase overnight?

32. (A) 6.4
33. (B) 4.3
34. (C) 16.4
35. (D) 3.5

36. (E) 3.6

37. Xiaoqi walked along a 2 km long path. When she walked (\frac{3}{4}) of the way, how far had she traveled?

38. (A) (1\frac{1}{2}) km
39. (B) 175 m
40. (C) 300 m
41. (D) 1750 m
42. (E) 1.34 km

英文真题

Upper Primary Division Questions 1 to 10, 3 marks each 1. What is the largest 4-digit number which can be made from a selection of the following number cards if each card may be used only once? 0 1 4 5 8 (A) 4581 (B) 8542 (C) 8541 (D) 5480 (E) 8851 2. What is the number represented on the number line? (A) 0.3 (B) 3 (C) 13 (D) 1.03 (E) 1.3 3. If 100 tickets are sold in a class raffle, how many tickets will Matthew have to buy to have a 1/10 chance of winning? (A) 100 (B) 1 (C) 20 (D) 10 (E) 5 4. A water tank holds 7500 litres when full. How many litres does it hold when it is exactly half full? (A) 3275 (B) 3500 (C) 4000 (D) 3750 (E) 3725 5. If 1 bottle of water can fill 3 glasses, how many glasses of the same size would be filled with 7 bottles of water? (A) 21 (B) 24 (C) 14 (D) 18 (E) 25 6. The cost of petrol is 149.9 cents per litre on a Tuesday and 153.5 cents per litre the next morning. What was the increase in cents per litre overnight? (A) 6.4 (B) 4.3 (C) 16.4 (D) 3.5 (E) 3.6