Đề thi Violympic Toán và Tiếng Anh Lớp 4 vòng 10 - Năm học 2015-2016

Đề thi Violympic Toán Tiếng Anh lớp 4 vòng 10 năm 2015 - 2016
Exam number 1: Choose the most suitable answer in 4 available answers.
Question 1: The value of expression: is ..................
a. 1008 b. 4007/2016 c. 504 d. 2017/2016
Question 2: The area of the following rhomus is ............
a. 6cm2 b. 12cm2 c. 120cm2 d. 60cm2
Question 3: Which of following numbers is smaller than 55606149 and larger than
55604896?
a. 55695346 b. 55614186 c. 55605268 d. 55601982
Question 4: Anna bought 40 jellybeans. Which statement is incorrect?
a. She can divide the beans equally into five groups.
b. She can divide the beans equally into groups of 2.
c. She can divide the beans equally into groups of 4.
d. She can divide the beans equally into three groups.
Question 5: Bob chose a natural number and multiplied it by four. Which of following
numbers could not be his answer?
a. 4846 b. 3756 c. 5924 d. 1736
Question 6: Suppose all counting numbers are arranged in columns as shown at the right.
Under what letter will the number 2016 appear?
a. F b. C c. E d. B
Question 7: Given five numbers, the average of two numbers is 17 and the average of the
other three numbers is 12. The average of all these number is.............
a. 5/2 b. 29 c. 14 d. 29/2
Question 8: In the following expression: 20 - 16 + 7 : 36 x 12, if "+" means "x"; "-"
means "+"; ":" means "-" and "x" means ":" the its value is ..........
a. 82/3 b. 124 c. 19/3 d. 129
Question 9: Donald Trump has 19 grandchildrens, all of different ages. Anna is the eldest.
The sum of ages of all grandchildren is 190. At least how old is Anna?
a. 24 b. 20 c. 25 d. 19
Question 10: A square floor is tiled with congruent square tiles. The tiles on the two
diagonals of the floor are black. The rest of the tiles are white. If there are 201 black tiles
then the total number of white tiles is ............
a. 10000 b. 9799 c. 10203 d. 9600
Exam number 2: Fill in the blank with the suitable number
Question 1: The following chart shows the number of fruits in a shop. There are ............
more oranges than peaches.
Question 2: Fill the missing number in the blank. 44444 = 40000 + 400 + ............. + 4
Question 3: The average of 4, 8, and 13 is 8. The value of is .............
Question 4: How many zero digits are there in ten million?
Question 5: The sum of two fractions 1/2 and 1/3 is a fraction with denominator of 12.
Find its numerator.
Question 6: Three pumpkins are weighed in pairs in all possible ways. The weights of all
these pairs are 8kg, 9kg and 11kg. How much does the lightest pumpkin weight?
Question 7: It takes Jack 42 minutes to cut a long log of wood into seven pieces. How
long will it take him to cut that log of wood into nine pieces?
Question 8: The floor of a rectangular room is covered with square tiles. The room is 24
tiles long and 16 tiles wide. The number of tiles in the outer border of the floor
is ...............
Question 9: There are 3 children in a family, Jack, Mary and Peter. Mary can clean the
house for 1 hour. Jack can do the same job for 2 hours and Peter needs 6 hours. If they do
the job together then they need ........ minutes.
Question 10: MNPQ is a square that is made up of two identical rectangles and two
squares of area 9cm2 and 16cm2. The area of the square MNPQ is ............ cm2.
Exam number 3: Vượt chướng ngại vật
Question 1: What fraction of the circle is colored?
Question 2: The four - digit number 5BB1 is divide by 9. The value of B is ..........
Question 3: Which of the following diagrams is different from the others?
a. Figure B b. Figure D c. Figure C d. Figure D
Question 4: In a restaurant, there are 17 tables, each with 3, 4 or 6 chairs. The tables with
3 or 4 chairs can accommodate 44 people. The restaurant can accommodate 74 people.
How many tables are there with 3 chairs?
Question 5: Bella thinks of two consecutive numbers in the range 1 to 6. She tells Alice
one of the numbers and Jack the other. Alice and Jack have the following conversation:
Jack: I don't know your number.
Alice: I don't know your number, too.
Jack: Now I know!
The pair of numbers which Bella think of could be ..............
a. 3 and 4 b. 4 and 5 c. 2 and 3 d. 5 and 6
ĐÁP ÁN
Exam number 1: Choose the most suitable answer in 4 available answers.
Question 1: c Question 2: d Question 3: c Question 4: d
Question 5: a Question 6: a Question 7: c
Question 8: d Question 9: a Question 10: d
Exam number 2: Fill in the blank with the suitable number
Question 1: 40 Question 2: 4040 Question 3: 7 Question 4: 7
Question 5: 10 Question 6: 3 Question 7: 56
Question 8: 76 Question 9: 36 Question 10: 49
Exam number 3: Vượt chướng ngại vật
Question 1: 1/2 Question 2: 6 Question 3: c
Question 4: 4 Question 5: d
ĐỀ THI VIOLYMPIC TOÁN TIẾNGANH LỚP 4 VÒNG 2 NĂM 2016
- 2017
Bài 1: Tìm cặp bằng nhau
Bài 2: Đỉnh núi trí tuệ
Fill in the blank withn >; <; =
Câu 1: 2 hours 30 minutes... 230 minutes
Câu 2: Compare: 5328... 5283
Write >; =; < in the following blank
Câu 3: 17 - 2 + 4... 6 x 3 + 1
Câu 4: What is the value of 8 in 289 763?
Câu 5: If m = 23 then 123 - m =...
Câu 6: If (a + 15) : 8 = 5 then a =...
Câu 7: Find the value of P if P : 3 x 5 = 1500.
Câu 8: If x < 22 + 23 < x + 2 then x =...
Câu 9: If 2 x a = 10 and 3 x b = 12 then 4 x a + 6 x b =...
Câu 10: 35 x 456 = 400 x 35 + 35 x .... What is the missing number?
Câu 11: It cost $ 15 to buy 3 books. If Nam want to buy 5 books, he must pay $...
Câu 12: Of the 48 students, 21 are girls. How many more boys are there than girls?
Câu 13: The number of pens is twice the number of pencils in a stationery. The number of
pencils is 6 times the number of erasers in the shop. How many times is the number os
pens as many as the number of erasers?
Câu 14: Jaya is 19 years old. Six years ago her mother was three times as old as her. How
old is her mother now?
Câu 15: The product of 3 numbers is 72. If two of the numbers are 2 and 3. What is the
third number?
Câu 16: Mr Nam is twice as old as his daughter. If he is 50 years old now, how old will
his daughter be in ten years time?
Câu 17: How many even number ar there between 4006 and 4022?
Câu 18: The perimeter of a square is 64cm. How long is each side?
Câu 19: Which of the following is not divisible by 7?
a) 42; b) 63; c) 74; d) 35
Câu 20: Which number's underlined digit is worth 60?
a) 7619; b) 4826; c) 6842; d) 8563
Câu 21: After rounding off the result of a sum to the nearest hundred, the answer is 2500.
Which of the following is most likely to be this answer?
a) 25 hundred + 60
b) 24 thousand + 50
c) 24 hundred +50
d) 25 thousand + 50
Câu 22: Which of following numbers is the greatest
a) 4372; b) 4237; c) 4732; d) 4327
Bài 3: Chọn các giá trị theo thứ tự tăng dần
Đáp án
Bài 1: Tìm các cặp giá trị bằng nhau
(1) = (5); (2) = (7); (3) = (15); (4) = (20); (6) = (8); (9) = (16); (10) = (11); (12) = (18);
(13) = (19); (14) = (17)
Bài 2: Đỉnh núi trí tuệ
Câu 1: <
Câu 2: >
Câu 3: =
Câu 4: 80000
Câu 5: 100
Câu 6: 25
Câu 7: 900
Câu 8: 44
Câu 9: 44
Câu 10: 56
Câu 11: 25
Câu 12: 6
Câu 13: 12
Câu 14: 45
Câu 15: 12
Câu 16: 35
Câu 17: 7
Câu 18: 16
Câu 19: c
Câu 20: d
Câu 21: c
Câu 22: c
Bài 3: Chọn các giá trị theo thứ tự tăng dần
(7) < (4) < (2) < (18) < (14) < (5) < (6) < (13) < (11) < (20) < (10) < (1) < (12) < (9) < (3)
< (16) < (8) < (15)
Đề thi Violympic Toán Tiếng Anh lớp 4 vòng 3 năm 2016 - 2017
Bài 1: Vượt chướng ngại vật
Câu 1: What is the place value of digit 5 in this number 45
Câu 2: Fill in the given sequences with the next consecutive natural number: 3; 5 7; ...
Câu 3: Compare: A = 10 + 32 + 54 + 76 + 98 and B = 54 + 90 + 36 + 12 + 78
Câu 4: What is the missing number in the blank: 496 x 7 = ... + 450
Câu 5: Find the value of the following expressions: 6000 - 1300 x 2
Câu 6: Find the value of the following expressions: 9000 + 1000 : 2
Câu 7: What is the place value of digit 5 in this number 456
Câu 8: What is the place value of digit 5 in this number 12589
Câu 9: What is the place value of digit 5 in this number 195300
Câu 10: Fill in the given sequences with the next consecutive natural number: 2; 4; 6
Bài 2: Điền kết quả thích hợp vào chỗ (...)
Fill in the blank with the suitable number
Câu 1: Write the words in number form which consist of: 6 hundred thousands, 6
thousands, 4 thousands and 2 units
Câu 2: Write the words in number form which consist of: 7 ten thousands, 6 thousands, 3
hundreds, 4 tens and 2 units
Câu 3: How many double digit numbers are there?
Câu 4: How many single digit numbers are there?
Câu 5: The perimeter of a square garden is 36m. What is its area?
Câu 6: Anna has 206 stickers and Mary has 78 stickers. How many stickers must Anna
give to Mary so that they have the same number of stickers?
Câu 7: 6 is just after of 5 is just before of 6. What is the product of just after and just
before of 10?
Câu 8: Find the product of 7 tens and 7 ones
Câu 9: If A is divided by 9 then the sum of the quotient and 9 is the greatest 2 - digit
number. Find the value of A
Câu 10: A number has a digit 3 in ones place. Is it greater than 64 but les than 82. What
number is it?
Bài 3: Đi tìm kho báu
Câu 1: 9 x 9 = ... x 9 + 9 + 9 + 9 + 9
Câu 2: Fill the suitable digit in the blank: 6...524 > 68524
Câu 3: Fill the suitable digit in the blank: 282828 < 28282...
Câu 4: Fill the suitable digit in the blank: 471... < 4711
Câu 5: Fill the suitable digit in the blank: 25376 > ...5367
Câu 6: Fill in the blank with the previous consecutive natural number: ...; 105
Câu 7: Fill in the blank with the previous consecutive natural number: ...; 1
Câu 8: Find the natural number y if the units digit is 0 and 38 < y < 48
Câu 9: 10 thousands, 15 hundreds, 2 tens is the same as
a) 10170 b) 11502 c) 10152 d) 11520
Đáp án
Đáp án
Bài 1: Vượt chướng ngại vật
Câu 1: 5
Câu 2: 9
Câu 3: =
Câu 4: 3022
Câu 5: 3400
Câu 6: 9500
Câu 7: 50
Câu 8: 500
Câu 9: 5000
Câu 10: 8
Bài 2: Điền kết quả thích hợp vào chỗ chấm
Câu 1: 634002
Câu 2: 76342
Câu 3: 90
Câu 4: 10
Câu 5: 81
Câu 6: 64
Câu 7: 99
Câu 8: 490
Câu 9: 810
Câu 10: 73
Bài 3: Đi tìm kho báu
Câu 1: 5
Câu 2: 9
Câu 3: 9
Câu 4: 0
Câu 5: 1
Câu 6: 104
Câu 7: 0
Câu 8: 40
Câu 9: d
Đề thi Violympic Toán Tiếng Anh lớp 4 vòng 4 năm 2016 - 2017
Bài 1: Sắp xếp theo tứ tự tăng dần
Bài 2: Đi tìm kho báu
Câu 1: There are 8 packs of cookies, each of them weighs 150g. There are also 4 packs of
candies, each of them weighs 200g. How many kilograms of cookies and candies are
there altogether?
Câu 2: Convert: 2 hours = ...... minutes
Câu 3: Find the arithmetic mean of consecutive numbers from 1 to 7?
Câu 4: The average of the natural numbers from 9 to 21 is ......
Câu 5: Write down the greatest odd 3 - digit number
Bài 3: Vượt chướng ngại vật
Câu 1: Find the value of x such that x - 3925 = 1559
Câu 2: Find the value of x such that x - 3925 = 1527
Câu 3: The average of all even numbers that are smaller than 1000 is ...
Câu 4: The average of five consecutive numbers is 105. Find the greatest number?
Câu 5: The last digit of the product 2 x 4 x 6 x ... x 78 is ......
Đáp án
Bài 1: Sắp xếp theo thứ tự tăng dần
20 < 12 < 19 < 11 < 16 < 8 < 6 < 9 < 15 < 1 < 13 < 2 < 14 < 18 < 17 < 4 < 10 < 3 < 5 < 7
Bài 2: Đi tìm kho báu
Câu 1: 2
Câu 2: 120
Câu 3: 4
Câu 4: 15
Câu 5: 999
Bài 3: Vượt chướng ngại vật
Câu 1: 5484
Câu 2: 5452
Câu 3: 499
Câu 4: 107
Câu 5: 0
Đề thi Violympic Toán Tiếng Anh lớp 4 vòng 5 năm 2016 - 2017
Bài 1: Điền kết quả thích hợp vào chỗ (...)
Câu 1: The perimeter of the triangle blow is ...... Cm
Câu 2: The sum of two numbers is 47 and their difference is 15. The smaller number
is ......
Câu 3: The sum of two numbers is 98 and their difference is 24. The greater number
is ......
Câu 4: Fill missing number in the blank 54723 + ...... = 27849 + 54723
Câu 5: If the perimeter of a square is 104m then its one side's length is ......m
Câu 6: Find the value of m - n + p for m = 9253, n = 3149 and p = 2674
Câu 7: Find x such that x + 24360 = 41256
Câu 8: Think of a number that if you as 720 to it the answer will be 1427. The number
is ......
Câu 9: If X x 125 - X x 25 = 1400 then X = ......
Câu 10: The perimeter of a rectangle is 72cm and its length is 12cm more than its width
its lenghth is ......
Bài 2: Cóc vàng tài ba
Câu 1: The smallest 3 - digit number is ......
a) 101 b) 10 c) 100 d) 102
Câu 2: Choose the obtuse angle
Câu 3: Choose the obtuse angle
Câu 4: Choose the right angle
Câu 5: The sum of two numbers is the greatest 2 - digit number and their difference is 13.
The greater number is ......
a) 56 b) 58 c) 43 d) 41
Câu 6: The perimeter of a rectangle is 112cm and its length is 8cm more than its width.
Its width is ......cm
a) 64 b) 24 c) 48 d) 32
Câu 7: When N is divided by 12, the remainder is 9. When N is divided by 6, the
remainder is ......
a) 4 b) 0 c) 3 d) 2
Câu 8: Choose the correct number fill in the blank: 2; 4; 12; 48; ......
a) 84 b) 96 c) 144 d) 240
Câu 9: Think of a number that when added to 12 then the answer is divided by 5 the
result is 7. Choose the correct expression of the above situation
a) (x + 12) : 7 = 5
b) x + 12 : 5 = 7
c) x + 12 : 7 = 5
d) (x + 12) : 5 = 7
Câu 10: Think of a number that when added to 12 then the answer is divided by 5 the
result is 7. The number is ......
a) 23 b) 12 c) 47 d) 35
Bài 3: Sắp xếp theo thứ tự tăng dần
Đáp án
Bài 1: Điền kết quả thích hợp vào chỗ (...)
Câu 1: 753
Câu 2: 16
Câu 3: 61
Câu 4: 27849
Câu 5: 26
Câu 6: 8778
Câu 7: 16896
Câu 8: 707
Câu 9: 14
Câu 10: 24
Bài 2: Cóc vàng tài ba
Câu 1: c
Câu 2: c
Câu 3: d
Câu 4: a
Câu 5: a
Câu 6: b
Câu 7: c
Câu 8: d
Câu 9: d
Câu 10: a
Bài 3: Sắp xếp theo thứ tự tăng dần
9 < 3 < 6 < 15 < 2 < 11 < 13 < 10 < 19 < 17 < 5 < 18 < 20 < 8 < 16 < 1 < 4 < 7 < 14 < 12