Đề thi violympic môn Toán tiếng Anh Lớp 4 - Vòng 4 - Năm học 2014-2015

TOÁN TIẾNG ANH VIOLYMPIC 2014 – 2015
LỚP 4 – VÒNG 4 (14-11-2014)
Exam number 119:29
Fill in the blank with the suitable number
Question 1:
Calculate: 
Question 2:
If  then 
Question 3:
If  then  = 
Question 4:
Calculate: 
Question 5:
There are  even numbers from 1 to 15.
Question 6:
. The missing number is
Question 7:
The average of age of mother and daughter is 21 years. Mother is 24 years older than daughter. Daughter is  years old.
Question 8:
The sum of 25 and  is the smallest 3-digit-number.
 = 
Question 9:
Minh and Nam have a total of 9 pencils. If Minh has 4 pencils more than Khoa, then Nam and Khoa have a total of  pencils
Question 10:
N is a 2-digit number. If N + 5 < 20 and N + 5 is divisible by 9 then N = 
Exam number 119:48
Fill in the blank with the suitable number
Question 1:
If the average of A and 6 is 10 then A = 
Question 2:
Calculate: 
Question 3:
If  then 
Question 4:
If ,  then 
Question 5:
The average of age of mother and daughter is 21 years. Mother is 24 years older than daughter. Mother is  years old.
Question 6:
. The missing number is
Question 7:
. The missing number is
Question 8:
Minh is 9 years old. If the average of age of Minh and his mother is 22, then his mother is  years old.
Question 9:
Minh and Nam have a total of 9 pencils. If Minh has 4 pencils more than Khoa, then Nam and Khoa have a total of  pencils
Question 10:
The perimeter of a rectangle is  and its length is  more than its width.The area of this rectangle is 
8/10
89
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32
898
11
12
4050
10234
10000
20
750
120
16
21
27