Đề thi Violympic môn Tiếng anh lớp 5 vòng 2 - Năm học 2016-2017

Bài 1. Sắp xếp tăng dần
Bài 2. Đỉnh núi trí tuệ
Câu 1. Convert: 25mm2= .cm2
Câu 2. Write >; = ; <. 	13/15  4/5
Câu 3. Caculate 2/5 – 1/10 = ( Write your answer by fraction in the simplest form)
Câu 4. Caculate (1 + 5/8): 1/4= ( Write your answer by fraction in the simplest form)
Câu 5. The sum of two numbers is equal to 77. If the first number is multiplied by 8 and the second by 6, the two product are equal. The larger of these numbers is .
Câu 6. Caculate ( 5 + 2/7) x (1 + ¾) = ( Write your answer by decimal in the simplest form)
Câu 7. The sum of two numbers is the greatest 3 – digit number and their difference is the greatest 2 – digit number. The greater number is 
Câu 8. The ratio of two numbers is 2:4 and their sum is 270. The greater number is 
Câu 9. The average of 31, 40, 41, m and 50 is 45. Find the value of m?
Câu 10. Look at the sequence: 2; 6; 12; 20; .. What number should come next?
Câu 11. The sum denominator and numerator of a fraction is 121 and the fraction is equal to 4/7. Find the denominator of the fraction?
Câu 12. There are seven square in the picture. How many triangle than square are there in the picture? 
Bài 3. Cóc vàng tài ba
Câu 1. How many 3 – digit even numbers?
440	b. 450	c. 510	d. 500
Câu 2. Convert (3 + 1/25)kg = g.
1000	b. 34	c. 340 	d. 3040
Câu 3. Caculate 7 + 3/5 =.
35/3	b. 21/5	c. 38/5 	d. 22/5
Câu 4. Miken bought 17 pens and he had to pay $51. How much do 30 pens of the same kind cost?
$30	b. $120	c. $51 	d. $90
Câu 5. The ratio of two number 3: 7 and their sum is the smallest 3 – digit number. Their difference is.
30	b. 40	c. 70 	d. 10
Câu 6. The difference of two number is 157. Their ratio 3/2. Find the greater number?
471	b. 451	c. 785 	d. 314
Câu 7. The ratio of two number 4: 5 and their sum is 135. Find the smaller number?
80	b. 65	c. 60	d. 75
Câu 8. The last digit of the product 1 x 5 x 7 x 9 x 11x x 99 is.
0	b. 9	c. 5	 	d. 1
Câu 9. Find the whole number A knowing that are is units greater than the average of A, 29 and 45. Answer A: . 
54	b. 46	c. 45	 	d. 64
Câu 10. Find the greatest fraction: 1/3; 2/4; ¼; 3/15.
3/15	b. 1/3	c. 2/4	d. 1/4