Đề thi Violympic Toán Tiếng anh lớp 5 vòng 8 - Năm học 2016-2017

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?
a. 10
b. 12
c. 18
d. 20
Question 2:
What is the product of 3.05 and 2.8?
a. 8.54
b. 8.056
c. 8.56
d. 8.054
Question 3:
A clothing shop is having a 40% off sale. How much would Jane have to pay for a $30 sweater with a 40% discount?
a. $18
b. $20
c. $50
d. $13
Question 4:
If a pen costs $1.75 and an eraser costs $0.85, which of the following is the cost of 10 erasers and 5 pens?
a. $21.75
b. $26
c. $18.75
d. $17.25
Question 5:
If the area of the rectangle ABCD is 60cm2 then the area of the trapezoid MNCD is ..........cm2.
a. 48
b. 50
c. 45
d. 54
Exam number 2: Tìm cặp bằng nhau
Answer:
(1) = ......; (2) = .....; (3) = ......; (5) = ......; (7) = ......; (8) = .......; (9) = ......; (11) = ......; (15) = ......; (16) = ......
Nhập số thứ tự của các ô vào chỗ chấm để được các cặp giá trị bằng nhau
Exam number 3: Fill in the blank with the suitable number
Question 1
The length of each edge of a cube is 3 cm. The surface area of the cube, in cm2, is .............
Question 2:
At the beginning of the summer, Bob was 140 cm tall. At the end of the summer, 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?
Answer: .............. cm.
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 she does 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?
Answer: There are .......... numbers.
Question 7:
Alice is going to the store. One third of the way to the store, she stops to talk with Kelly. She then continues for 6 km and reaches the store. How many kilometres does she travel?
Answer: ........... km.
Question 8:
How many three-digit numbers are exactly 19 more than a two-digit number?
Answer: ............. numbers.
Question 9:
In the 3×3 table shown, the numbers 2, 4 and 6 are placed so that each number occurs only once in each row and only once in each column. The value of M + N is ............
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?
Answer: There are ............ numbers.