# Unanswered Questions

##### Phuonganh_309

23/05/2020 at 09:05##### Phuonganh_309

23/05/2020 at 08:58##### Shreya Parekh

08/05/2020 at 19:20##### 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

##### VN StarKing

01/05/2020 at 10:25##### Đỗ Thanh Ngân

10/04/2020 at 07:08##### Trần Đại Nghĩa

09/04/2020 at 04:32##### _parkyoona_

01/04/2020 at 14:57##### Nguyễn Viết Trung Nhân

18/03/2020 at 01:47##### Nguyễn Viết Trung Nhân

17/03/2020 at 02:09##### Nguyễn Viết Trung Nhân

17/03/2020 at 01:55##### Tiến Nguyễn Minh

15/03/2020 at 09:21##### lê đức anh

11/01/2020 at 04:51##### Luu Chi Manh

06/11/2019 at 14:02##### nguyenky123

12/10/2019 at 08:44##### Quoc Tran Anh Le Coodinator

10/08/2018 at 03:30Maciej carries a bookmark with this table on it to help him remember his secret four digit number. If his secret number is 8526, all he has to do is to remember the words HELP. To retrieve his number, he looks up the letters of the word HELP and finds the corresponding digits in the top row of the table. Another example: The word LOVE can be used to help Maciej remember the secret number 2525. Maciej has to remember a new secret number. Only three of the following words produce this new number. Which one does not?

1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 0 |

A | B | C | D | E | F | G | H | I | J |

K | L | M | N | O | P | Q | R | S | T |

U | V | W | X | Y | Z |