## All questions

##### VN StarKing

01/05/2020 at 10:29**Exam number 1: Choose 2 consecutive cells which have the same or equal value. (Tìm cặp bằng nhau)**

**Exam number 2: Vượt chướng ngại vật**

### Question 2.1:

The missing number is ...........

a. 5.9 b. 8.3 c. 6.3 d. 3.8

**Question 2.2:** Find the value of y such that 19.5 + y = 32.6

a. 52.1 b. 14.1 c. 51.1 d. 13.1

**Question 2.3:** Count back by 0.5

2.7 | P |

The value of P is ..........

a. 3.7 b. 1.2 c. 1.7 d. 4.2

**Question 2.4: **Count back by 0.1

Q | 0.9 |

The value of Q is ...........

a. 0.6 b. 1.1 c. 1.0 b. 0.7

**Question 2.5:** Calculate: 1.34 + 2.34 + 3.34 + ...... + 20.34 = .........

a. 205.96 b. 195.12 c. 227.64 d. 216.8

**Question 2.6:**

Rule: Add 13.85. The missing number is ..............

a. 54.44 b. 53.44 c. 80.14 d. 81.14

**Question 2.7:**

Rule: Substract 15.24. The missing number is ...........

a. 49.42 b. 19.84 c. 48.52 d. 18.94

Que**stion 2.8:** Which of following decimals is equal to 3/8?

a. 0.35 b. 0.375 c. 0.3 d. 0.357

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

Which of following is true?

a. 149.34 = 100 + 40 + 9 + 0.34

b. 127.06 = 120 + 7 + 0.06

c. 105.9 = 100 + 5 + 0.9

d. 280.2 = 200 + 8 + 0.2

**Question 2.10**: Count on by 0.3

The value of N is ............

a. 4.1 b. 3.5 c. 3.8 d. 4.4

**Question 2.11:** 10 + ..... + 8 = 18.06

The missing number is .............

a. 0.06 b. 0.8 c. 0.08 d. 0.6

**Question 2.12:** Find the value of a if

a. 9 b. 1 c. 8 d. 7

**Exam number 3: Fill in the blank with the suitable number (Note: write decimal number with "the dot" between number part and fraction part. Example: 0.5)**

**Question 3.1:** If n = 23.54 then n x 9 = ...............

Write your answer by decimal in the simplest form

**Question 3.2:** If a x b = 42.63 then b x a = ..........

**Question 3.3:**

The missing decimal number is ...........

**Question 3.4:** Multiply: 3.56 x 8 = .......... Write your answer by decimal in the simplest form.

**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 is ............. kg.

**Question 3.6:** If a = 2.4; b = 5.6 and c = 7.6 then (a + b) x c = ......... Write your answer by decimal in the simplest form.

**Question 3.7:** The cost of 2 kilograms of oranges is 2.31 dollars. What is the cost of 12 kilograms of oranges?

**Question 3.8:** Calculate: 0.4 x 8.4 x 2.5 = ............

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 đề thi Violympic Toán Tiếng Anh lớp 5 vòng 6**

**Exam number 1: Choose 2 consecutive cells which have the same or equal value. (Tìm cặp 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: b

Question 2.5: d Question 2.6: b Question 2.7: a Question 2.8: b

Question 2.9: c Question 2.10: c Question 2.11: a Question 2.12: c

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

Question 3.1: 211.86 Question 3.2: 42.63 Question 3.3: 9.2

Question 3.4: 28.48 Question 3.5: 44.7 Question 3.6: 60.8

Question 3.7: 13.86 Question 3.8: 8.4 Question 3.9: < Question 3.10: =

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

**Exam number 1: Choose the increasing value. (Chọn các giá trị theo thứ tự tăng dần)**

**Exam number 2:**

**Question 1:** Convert 25m = ........... km.

a. 250 b. 0,025 c. 2,5 d. 0,25

**Question 2**: 2m^{2} = .............. dm^{2}. The missing number is ............

a. 200 b. 200000 c. 2000 d. 20000

**Question 3:** Convert 3,25kg = ........... g.

a. 0,325 b. 325 c. 3250 d. 32,5

**Question 4:** Convert 340kg = .......... ton.

a. 34 b. 3,4 c. 0,34 d. 0,034

**Question 5:** Convert 5.03m = ............cm.

a. 50,3 b. 0,503 c. 503 d. 5030

**Question 6:** How many natural numbers are there less than 7,23?

a. 8 b. 7 c. 5 d. 6

**Question 7:** How many odd numbers are there less than 54,91?

a. 55 b. 27 c. 26 d. 28

**Question 8:** How many even numbers are there less than 46,25?

a. 25 b. 47 c. 24 d. 23

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

**Question 1**: Convert 1m = ..........cm.

**Question 2:** Convert 1mm = ............ m

**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 (>, <, =)

Compare: 76,5 ......... 75,66

**Question 10:** Compare: 31,040 ........... 31,04

##### Nguyễn Viết Trung Nhân

18/03/2020 at 01:47