2013 袋鼠数学 B-Ecolier 真题 答案 详解

🗓 2013-04-07 📁 mathkangaroo 🏷️ mathkangaroo B-Ecolier


序号 文件列表 说明
1 2013-B-Ecolier-paper-eng.pdf 5 页 657.82KB 英文真题
2 2013-B-Ecolier-paper-eng-zh.pdf 7 页 479.66KB 中英双语真题
3 2013-B-Ecolier-key.pdf 1 页 111.05KB 真题答案

英文真题

KSf 2013 - finalized problems Ecolier
[3 points]

1. In which figure is the number of black kangaroos bigger than the number of white kangaroos?

(A)
(B)
(C)
(D)
(E)

2. Aline writes a correct calculation. Then she covers two digits which are the same with a sticker:

4_ + 5_ = 104
Which digit is under the stickers?
(A) 2
(B) 4
(C) 5
(D) 7
(E) 8

3. How does the row of circles continue?

(A)
(B)
(C)
(D)
(E)

4. How many triangles can be seen in the picture below?

(A) 9
(B) 10
(C) 11
(D) 13
(E) 12

5. In London 2012, the USA won the most medals: 46 gold, 29 silver and 29 bronze. China was second with 38 gold, 27 silver and 23 bronze. How many more medals did the USA win than China?

(A) 6
(B) 14
(C) 16
(D) 24
(E) 26

英文真题

中英双语真题

Kangaroo Math Competition 2013 (Malaysia) - Ecolier
3 points

1. In what figure is the number of black kangaroos bigger than the number of white kangaroos?

Dalam gambar yang mana bilangan kangaroo hitam melebihi bilangan kangaroo putih?
哪个图中的黑袋鼠数量多于白袋鼠数量?
(A)
(B)
(C)
(D)
(E)

2. Aline writes a correct calculation. Then she covers two digits which are the same with a sticker:

4_ + 5_ = 104. Which digit is under the stickers?
Aline menulis satu pengiraan yang betul. Kemudian dia menutup dua digit yang sama menggunakan pelakat: 4_ + 5_ = 104. Apakah digit yang ditutup oleh pelakat itu?
Aline写了一个算式。然后她遮住两个一样的数字:4_ + 5_ = 104。问她遮住的是哪个数字?
(A) 2
(B) 4
(C) 5
(D) 7
(E) 8

3. How does the row of circles continue?

Apakah deretan bulatan yang seterusnya?
接下去的四色圆是什么颜色?
(A)
(B)
(C)
(D)
(E)

中英双语真题

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