Đề thi olympic tiếng anh lớp 5 năm học 2012 vòng 11 đề thi số 3

ĐỀ THI OLYMPIC TIẾNG ANH LỚP 5 NĂM HỌC 2012
VÒNG 11 - ĐỀ THI SỐ 3
Chọn câu trả lời tốt nhất cho những câu hỏi dưới đây.

2, 3, 7, 11, 13, 17

1. What do all of the numbers listed have in common?
A.
B.
C.
D.

They are all odd numbers.
They are all prime numbers.
They are all factors of 21.
They are all composite numbers.

2. Jeremy is collecting data to discover his classmate’s favorite time of day. To help
collect the data, he is thinking about distributing cards like the card shown above.
What else could Jeremy include on the card to make a more complete survey?
A.
B.
C.
D.

A return address
The words, “Thank you”
A checkbox with the words, “No, I don’t wish to be a part of your survey.”
Night 12:00 A.M. to 6:00 A.M.

3. The average human sheds 40 pounds of skin in a lifetime. Calculate the number of
ounces in this amount. (16 ounces = 1 pound)
A.
B.
C.
D.

3
40
400
640

4. Harold played nine holes of golf with his mother yesterday. Here are his scores on
all the holes: 7, 6, 3, 5, 8, 6, 5, 7, and 5. What is the median of his scores? (The
median is the middle number when data are arranged in order.)
A.
B.
C.
D.

7
4
6
8

It is not 3 x 4.
It is not > 56.
It does not equal 4 tens.
It does not equal 2 x 7.
It is not the missing number in 3 x

n = 12.
The number is _______ .

5. One of the six numbers given is the answer to a riddle. Solve the riddle using the
clues and numbers above.


A.
B.
C.
D.

17
27
37
47

6. Kelly needs to measure out 3/4 lb. of sugar for a cake recipe that she is making.
However, she has a scale that only shows the decimal value of weight. What is the
decimal equivalent of 3/4 lb.?
A.
B.
C.
D.

0.25
0.75
1.75
75.00

7. Tommy, Lisa, and Chris each wants an equal portion of the pizza. Which picture
represents the pizza already divided so that each can have an equal number of
pieces?

A.

B.

C.

D.


8. Renard created a pattern with pennies that looked like above. How many pennies
will be in his next group?
A.
B.
C.
D.

15
25
35
45

9. The leg of an average six-foot tall man has a femur that is 48 centimeters long.
What is the length in millimeters, of this femur? (1 cm = 10 mm)
A.
B.
C.

D.

48 mm
480 mm
4,800 mm
48,000 mm

10. The spinner above is divided into eight equal parts. Suppose the spinner is spun
once. Which statement below is true?


A.
B.
C.
D.

8 is the most likely outcome.
5 is the least likely outcome.
3 is the most likely outcome.
Each outcome shown on the spinner is equally likely.