Đề thi olympic tiếng anh lớp 5 năm học 2012 vòng 8 đề thi số 2

Which of the following could be the percent number?. A fraction of the kites above is darkA. Which group has an equivalent fraction of dark kites.. Which of the following fractions has a

ĐỀ THI OLYMPIC TIẾNG ANH LỚP 5 NĂM HỌC 2012

VÒNG 8 - ĐỀ THI SỐ 2

Chọn câu trả lời tốt nhất cho những câu hỏi dưới đây.

1 A percentage is greater than 25/100 The sum of its digits is 1 Which of the following could be the percent number?

A 1%

B 10%

C 100%

D 99%

2 A fraction of the kites above is dark Which group has an equivalent fraction of dark kites?

A

B

C

D

3 Which of the following fractions has a value greater than 3/4?

A 1/12

B 10/12

C 3/7

D 2/6

4 What number is represented by the model shown above?

A 1.47

B 1.74

5 Which measurement best describes the weight of a box of cereal?

A 2 meters

B 2 liters

C 2 grams

D 0.5 kilogram

6 Tanya has a pet service She estimates that it takes more than 25 minutes but less than 30 minutes to walk a dog About how many dogs can she walk in 5/2 hours?

A 3

B 4

C 5

D 14

7 Sled dog racing is a popular sport in Alaska The most famous annual dog sled race is the 1,200-mile Iditarod, from Anchorage to Nome If one of the drivers

completed only 300 miles of this race, what's the percentage of the total race did he complete?

A 15%

B 25%

C 35%

D 45%

8 Tommy ate 2 slices of pie and left the other 8 slices for his friends What

percentage of the pie did Tommy eat?

A 15%

B 20%

C 35%

D 45%

9 You want to measure how fast a student can run a mile What instrument would you use?

A scale

B yard stick

C stop watch

D thermometer

10 What shape cannot be used by itself to form a tessellation?

A square

B equilateral triangle

C rectangle

D circle