lop 5 p1tong hop de thi violympic toan tieng anh cac vong co dap an

The missing number is ...Question 2.14: The perimeter of the parallelogram below is .... Write your answer by decimal in the simplest form Question 3: 51 hours = .... Question 6: How fas

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Đề thi Violympic Toán Tiếng Anh lớp 5 vòng 1 năm 2015 - 2016Question 1: Choose the most suitable answer in 4 available answers.

Question 1.1: The value of 85 x 46 + 54 x 85 is

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Question 1.8: The perimeter of the square below is cm.

Question 2: Let's reach the intellectual peak by answering the questions.

Question 2.1: In 235468, the value of the digit in the hundreds place is:

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Question 2.13: /9 = 48/108 The missing number is

Question 2.14: The perimeter of the parallelogram below is cm

Write your answer in the simplest form

Question 2.15: There are 35 men and a some of women in a meeting room The ratio ofthe number of women to the number of men is 7 : 5 How many women are there in themeeting room?

Question 2.16: The sum of odd numbers from 12 to 42 is

Question 2.17: If 37a54b is divisible by 2; 3; 5 and 9 then a + b =

Question 2.18: For every 8 hours of work, John earns $136 If John works 30 hours, howmuch will he earn?

Question 2.19: The sum of two numbers is the smallest 3-digit number and theirdifference is the smallest 2-digit number?

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Question 2.15: 49Question 2.16: 405Question 2.17: 8Question 2.18: 510Question 2.19: 55Question 2.20: 18

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Đề thi Violympic Toán Tiếng Anh lớp 5 vòng 10 năm 2015 - 2016

Exam number 1: Fill in the blank with the suitable number

Question 1: 0.6 hour = minutes

Question 2: 12 hours 24 minutes x 2 = hours

(Write your answer by decimal in the simplest form)

Question 3: 51 hours = days

(Write your answer by decimal in the simplest form)

Question 4: 5 minutes 27 seconds : 3 = seconds

Question 5: How fast is Anna going if she runs 8 miles in the park in only 2 hours?

Question 6: How fast is Jack going if the train he is on travels 20 miles in just 6 minutes?Question 7: How far will Mary travel if she rides her motorbike for 24 minutes at a speed

Exam number 2: Cóc vàng tài ba

Question 1: Which of following is correct?

Question 5: This shape is made of several small cubes Find the surface area of the shape,

if each side of small cube is 2cm long

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a 96cm2 b 104cm2 c 208cm2

d 144cm2

Question 6: In a school librabry, there are 101000 English books, 92683 Math books and

216094 books of other subjects How many books are there in the library?

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Exam number 1: Vượt chướng ngại vật

Question 1: 1,83 + = 2

Question 2: The volume of the cube below is ……….cm3

Question 3: After running 20% of a race, Bob had run 25m How long was the race, inmetres?

Question 4: Alice are going to buy sugar for her cooking class She needs to have 1/6 kg

of sugar for every student in her class There are 18 students in her class How manykilograms of sugar should Alice buy?

Question 5: Alice’s mathematics exam had 30 algebra questions and 50 geometryquestions, each worth 1 mark She got 70% of the algebra questions correct, and 60% ofher questions correct How many geometry questions did she answer correctly?

Question 1: Bob roller skates with a constant speed of 14 miles per hour How far can hetravel in 1/2 hour?

Question 2: Emily rides her bike with a constant speed of 12km/h How far can she travel

Question 6: A car traveled at 50km/h for 2 hours and at 60km/h for 3 hours What is thecar’s average speed?

Question 7: The distance between John’s home and the park is 3000m John walked fromhis home to the park at a speed of 100m per minute and then walked back home at aspeed of 150m per minute What is the John’s average speed in meter per minute?

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Question 8: Bob drove from City P to City Q He traveled the first 36km at an averagespeed of 54km/h He traveled the remaining 96km at a average speed of 72km/h Find hisaverage speed for the whole trip.

Question 9: Peter and Jacob were running Both of them run with their constant speeds.They started at the same time and the same place When Jacob reached the finishing line,Peter had only run 5/9 of what Jacob had run Jacob’s speed is 75m/min (metre perminute) faster than Peter What was Peter’s speed in m/min?

Question 10: A train crosses a tree in 10 second and a bridge 225m long in 25 second.Find the length of the train

Exam number 3: Cóc vàng tài ba

Question 1: The number of centimetres in 2,5 metres is ………

Question 2: You walk 2 miles with your dog in only 40 minutes Your average speed

is ………

a 0,2 mile in per minute

b 0,5 mile in per minute

c 0,02 mile in per minute

d 0,05 mile in per minute

Question 3: Susan wants to divide 35,5 kg sugar in small bags If each bag holds 0,5kg,how many bags are needed?

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complete the run?

Question 7: A box contains 21 disks, each coloured red, blue and green There are twice

as many green disks as red disks, and half as many blue as red How many disks are red?

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Exam number 1: Choose the most suitable answer in 4 available answers (Cóc vàng tài ba)

Question 1: Choose the calculation that has the greatest result

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percentage will B be decreased by to equal A?

Exam number 2: Your car has to pass 5 obstacles to finish In order to overcom eachobstacle, you have to answer correctly one of three problems in that obstacle (Vượtchướng ngại vật)

Question 1: If and n is a natural number then n = Question 2:

The perimeter of the shape is cm

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Question 1: 5,136m3= cm3.

Đáp án của bạn

Question 2: 47/250 dm3= cm3

Question 3: The perimeter of a circle is 15,7dm Its area is cm2

Question 4: Jane bought a couch A couch costs 950 dollars She received a 30% discount.How much of a discount did she get?

Question 5: The ratio of the number of girls to the number of boys in a classroom is 5 : 4.When 10 girls left the classroom, the ratio of the number of boys to the number of girlsbecame 4 : 3 How many students were in the classroom at first?

Question 6: The area of a rectangle is 50m2 If it's length is increased by 10% and it'swidth is decreased by 20% then the area of new rectangle is m2

Question 7: An aquarium is 8dm deep, 12dm long and 0,3m wide What is the volume ofthe aquarium in cubic centimeter?

Look at the following figure AF/AB = 1/4; AE/AC = 1/3 If the area of triangle GBD is270m2then the area of the triangle GCD is m2

Đáp án

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Exam number 1: Choose the most suitable answer in 4 available answers (Cóc vàng tàiba)

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Exam number 1: Đi tìm kho báu

Question 1: There are 40 students in Mrs Brown's class 25% of her students received a B

on the test How many students received a B?

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Question 1 The length of each edge of a cube is 3 cm The surface area of the cube, incm2, is

Question 2: At the beginning of the summer, Bob was 140 cm tall At the end of thesummer, he measured his height again and discovered that it had increased by 5%.Measured in cm, what was his height at the end of summer?

Question 3: The number of centimetres in 7.05 metres is

Question 4: Bella scores on six of her eight pictures The percentage of pictures that shedoes not score on is %

Question 5: A bag contains green marbles and red marbles only If the ratio of the number

of green marbles to the number of red marbles is 1:4 then % of marbles are green.Question 6: How many even numbers between 1 and 100 are divisible by 5?

Question 7: Alice is going to the store One third of the way to the store, she stops to talkwith Kelly She then continues for 6 km and reaches the store How many kilometres doesshe travel?

Question 8: How many three-digit numbers are exactly 19 more than a two-digit number?Question 9: In the 3×3 table shown, the numbers 2, 4 and 6 are placed so that eachnumber occurs only once in each row and only once in each column The value of M + N

is

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Question 10: How many different 3-digit whole numbers can be formed using the digits 4,

5, 0 and 8, assuming that no digit can be repeated in a number?

Exam number 3: Fill in the blank with the suitable number

Question 1: 54

Chiều dài một cạnh của một khối lập phương là 3cm

Diện tích bề mặt của khối lập phương là 3 x 3 x 6 = 54 (cm2)

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Question 9: 6

Question 10: 18

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Đề thi Violympic Toán Tiếng Anh lớp 5 vòng 2 năm 2015 - 2016Question 1: Find equal values (Tìm các cặp giá trị bằng nhau)

The correct number fill in the box is

Question 2.4: Complete the table (Write your answer in the simplest form) Rule: divide

by 4/5

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Question 2.5: Write the equivalent fraction of 3/8 with a denominator of 1000.

Question 2.6: The perimeter of the square below is cm (Simplify your answer)

Question 2.7: The sum of two numbers is 156 and their ratio is 6/7 The smaller number

is

Question 2.8: Convert: 2 tons 40kg = kg

Question 2.9: The last digit of the product 11 x 22 x 33 x x 99 is

Question 2.10: The sum of two numbers is the greatest 4-digit number and their ratio is 1 :

2 The smaller number is

3 m then m =

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215

213

Question 3.1: C

Question 3.2: D

Question 3.3: B

Question 3.4: D

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Đề thi Violympic Toán Tiếng Anh lớp 5 vòng 3 năm 2015 - 2016Question 1: Choose consecutively the cells with increasing value to remove them from the table.

1

5   Write your answer in the simplest form

Question 2.3: 3km2= m2

Question 2.4: /4 m = 175cm The missing number is

Question 2.5: The cost of eight spoons is 4 dollars How much do 6 spoons cost?

Question 2.6: The sum of two consecutive odd numbers is 2016 The greater number

is

Question 2.7: The sum of denominator and numerator of a fraction is 91 and the fraction

is equal to 6/7 The denominator of the fraction is

Question 2.8: 1/2 + 1/4 + 1/n = 11/12 The value of n is

Question 2.9: Bella has 30 candies Alice has 5 candies fewer than Bella Sara has 5candies more than Bella How many candies do they have altogether?

Question 2.10: The sum of the page number of the last 3 pages of a book is 369 What isthe last page number?

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Đề thi Violympic Toán Tiếng Anh lớp 5 vòng 4 năm 2015 - 2016Exam number 1:

Question 1: In 12.36 which digit is in the ones place?

Question 7: Convert 25g = kg Write your answer by decimal in the simplest

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Question 3: In 348.256, which digit is in the tenths place?

Question 4: In 348.256, which digit is in the tens place?

Question 5: 4/10 + 6/1000 = Write your answer by decimal in the simplest form.Question 6: I have two digits in the decimal part I am greater than 75 but less than 80What least possible number am I?

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Question 7: Find the value of p.

Question 8: Fill in the blank with the correct number 3/100 m = cm

Question 9: If p and q are consecutive natural numbers and 9.062 < p + q < 12.988 then p

(1) = (5); (2) = (12); (3) = (11); (4) = (19); (6) = (16); (7) = (18); (8) = (20); (9) = (17);(10) = (15); (13) = (14)

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Đề thi Violympic Toán Tiếng Anh lớp 5 vòng 5 năm 2015 - 2016Exam number 1: Choose the increasing value (Chọn các giá trị theo thứ tự tăng dần)

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Question 3: If x is a natural number and 3,8 < x < 4,3 then x =

Question 4: In the following numbers, which is the greatest?

7,568; 9,265; 8,975; 7,689; 9,256

Question 5: In the following numbers, which is the smallest?

4,92; 5,84; 4,85; 8,54; 4,58; 5,48

Question 6: Convert: 5km 2m = km

Question 7: If m is a even number and 81,32 > m > 78,54 then m =

Question 8: Use all the digits below to form the decimal number that is smaller than 5.2; 5; 9; 4; 8 How many such numbers are there?

Question 9: Fill in the blank with the suitable sign (>, <, =)

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Question 10: =

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Đề thi Violympic Toán Tiếng Anh lớp 5 vòng 6 năm 2015 - 2016Exam number 1: Choose 2 consecutive cells which have the same or equal value (Tìm cặp bằng nhau)

Exam number 2: Vượt chướng ngại vật

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Question 2.9: Write these numbers in standard form: 21.3 = 20 + 1 + 0.3

Which of following is true?

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N 4.7The value of N is

The missing decimal number is

Question 3.4: Multiply: 3.56 x 8 = Write your answer by decimal in the simplestform

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Question 3.5: This table shows the weights of Peter's three dogs.

The product of the combined weight of Shadow and Josie and the weight of Brody

Fill in the blank with the suitable sign (>, =, <)

Question 3.9: Compare: M = 25.36 x 25.34 and P = 25.35 x 25.35

Question 3.10: Compare: A = 26.26 x 4949.49 and B = 49.49 x 2626.26

ĐÁP ÁN

Exam number 1: Choose 2 consecutive cells which have the same or equal value (Tìmcặp bằng nhau)

(1) = (5); (2) = (4); (3) = (19); (6) = (10); (7) = (8); (9) = (20); (11) = (12); (13) = (15);(14) = (18); (16) = (17)

Exam number 2: Vượt chướng ngại vật

Question 2.1: b

Question 2.2: d

Question 2.3: b

Question 2.4: bQuestion 2.5: dQuestion 2.6: b

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Question 2.7: a

Question 2.8: b

Question 2.9: c

Question 2.10: cQuestion 2.11: aQuestion 2.12: cExam number 3: Fill in the blank with the suitable number

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ĐỀ THI VIOLYMPIC TOÁN TIẾNG ANH LỚP 5 VÒNG 2 NĂM 2016

- 2017

Bài 1: Chọn các giá trị theo thứ tự tăng dần

Bài 2: Đi tìm kho báu

Câu 1: Calculate:

9

759

2

9  Câu 2: Calculate: 2/5 - 2/10=

Câu 3: Calculate

4

1:8

13

26

;5

4

1513

Câu 5: Calculate:

4

317

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Câu 4: Find the greatest fraction: 1/3; 2/4; 1/4; 3/15

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Bài 1: Chọn các giá trị theo thứ tự tăng dần

Câu 1: The last digit of the product: 1 x 2 x 3 x 4 x x 11 is

Câu 2: Calculate:

6

516

10

2210

44

312

215

316

20     

Câu 6: Calculate A=

3635

93534

9

65

954

Câu 8: The cost of 5 pencils is 9 dollar How much does Mrs Emily have to pay for 10pencils?

Câu 9: Two books and three pens cost $35 Two books and six pén cost $50 How muchdoes each cost?

Câu 10: The sum of two consecutive even numbers is 850, the smaller number is

Bài số 3: Cóc vàng tài ba

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d)

Câu 8: The sum of two numbers is 156 The first number is 5/7 the second number What

is the value of the smaller number?

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I Tìm cặp bằng nhau

II Đi tìm kho báu

Question 1: What is the perimeter of a rectangle with sides 5cm by 4cm?

Question 2: Find the sum of numbers that are greater than 50 in the following table

Question 3: If subtracting 19 from the greatesst 2 - digit number and then dividing thedifference by 4, we get the result …

Question 4: There are 38 students in the class 5A The students can be sit at 11 tables with

no empty seats There are small table for 3 students and large tables for 4 students Howmany small tables and large tables in the class?

Question 5: The perimeter of a square is 80cm What is the measure of each side?

III Sắp xếp các ô có giá trị tăng dần

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Đáp án

I Tìm cặp bằng nhau

(1) = (18); (2) = (15); (3) = (12); (4) = (8); (5) = (14); (6) = (17); (7) = (10); (9) = (16);(11) = 19); (13) = (20)

II Đi tìm kho báu

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Đề thi Violympic Toán tiếng Anh lớp 5 vòng 4 năm 2016 - 2017

Bài 1: Sắp xếp theo thứ tự tăng dần

Câu 5: There are 61 trees at regular intervals from the beginning of the road to the end of

it The distance between every two consecutive trees is 3m How long is the road?

Bài 3: Điền kết quả thích hợp vào chỗ trống

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