2014 袋鼠数学 D-Cadet 真题 答案 详解
mathkangaroo mathkangaroo D-Cadet
2014-04-04序号 | 文件列表 | 说明 | ||
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1 | 2014-D-Cadet-paper-eng.pdf | 5 页 | 430.24KB | 英文真题 |
2 | 2014-D-Cadet-key.pdf | 1 页 | 10.90KB | 真题答案 |
英文真题
KSf 2014 - finalized problems Cadet
3 points
1. Each year, the date of the Kangaroo competition is the third Thursday of March. What is the latest possible date of the competition in any year?
(A) 14th March (B) 15th March (C) 20th March (D) 21st March (E) 22nd March
2. How many quadrilaterals of any size are shown in the figure?
(A) 0 (B) 1 (C) 2 (D) 4 (E) 5
3. What is the result of: 2014 · 2014 : 2014 – 2014?
(A) 0 (B) 1 (C) 2013 (D) 2014 (E) 4028
4. The area of rectangle ABCD is 10. Points M and N are midpoints of the sides AD and BC. What is the area of quadrilateral MBND?
(A) 0,5 (B) 5 (C) 2,5 (D) 7,5 (E) 10
5. The product of two numbers is 36 and their sum is 37. What is their difference?
(A) 1 (B) 4 (C) 10 (D) 26 (E) 35
6. Wanda has several square pieces of paper of area 4. She cuts them into squares and right-angled triangles in the manner shown in the first diagram. She takes some of the pieces and makes the bird shown in the second diagram. What is the area of the bird?
(A) 3 (B) 4 (C) 9/2 (D) 5 (E) 6
7. A bucket was half full. A cleaner added 2 litres to the bucket. The bucket was then three-quarters full. What is the capacity of the bucket?
(A) 10 l (B) 8 l (C) 6 l (D) 4 l (E) 2 l