Exam number 2

Fill in the blank with the suitable number

Question 1
Find the value of 
Answer: ........

Question 2
Fill missing number in the blank
54723+........=27849+54723

Question 3:
Fill missing number in the blank
41165+23042=23042+.........

Question 4:
Calculate: 4159+2615+421=.........

Question 5:
Find x such that x+24360=41256
Answer: x=........

Question 6:
If the perimeter of a square is 104m then its one side’s length is : ........ m

Question 7:
If a square has one side’s length is 12cm then its perimeter is : ........ cm

Question 8:
Find y such that y – 12358=18031 
Answer: y=............

Question 9:
The perimeter of a rectangle is 36cm and its length is 6cm more than its width. Its area is : ........

Question 10:
Find the value of b such that b5 x 5 = 75
Answer: b=.........

Exam number 3

Fill in the blank with the suitable number

Question 1:
The sum of two numbers is 98 and their difference is 24. The greater number is 

Question 2:
Fill missing number in the blank
41165+23042=23042+

Question 3:
Fill missing number in the blank 
(32514+16257)+23459=+(16257+23459)

Question 4:
Calculate: 91625 – 27356= 

Question 5:
If a square has one side’s length is 12cm then its perimeter is cm

Question 6:
If the perimeter of a square is 104m then its one side’s length is m

Question 7:
Find x such that x+24360=41256
Answer: x=

Question 8:
Find y such that y – 12358=18031 
Answer: y=

Question 9:
Find the value of n such that 
Answer: n=

Question 10:
Find the value of b such that 
Answer: b=

Fill in the blank with the suitable number
Question 1:
Fill missing number in the blank
41165+23042=23042+
Question 2:
Fill missing number in the blank
54723+
=27849+54723
Question 3:
Calculate: 4159+2615+421=
Question 4:
The sum of two numbers is 98 and their difference is 24. The greater number is 
Question 5:
If a square has one side’s length is 12cm then its perimeter is 
cm
Question 6:
Find the value of 2356+a-b for a=1482, b=3105
Answer: 
Question 7:
Think of a number that if you add 720 to it the answer will be 1427. The number is 
Question 8:
If the perimeter of a square is 104m then its one side’s length is 
m
Question 9:
I am an even 2-digit number. The sum of my tens digit and my ones digit is 11 and their difference is 5. Who am I?
Answer: 
Question 10:
The perimeter of a rectangle is 72cm and its length is 12cm more than its width. Its length is 
cm

Exam number 219:12

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 1:
Given .
Find the value of "" such that its degree is equal to 4.
Answer: The value of "" is 

Question 2:
The value of  with  is 

Question 3:
Given . 
The degree of  is 

Question 4:
Given .
The degree of  is 

Question 5:
Given .
The value of  is 

Question 6:

In this figure, if the length of the line segment  is an even number.
Then   .

Question 7:
Given .
The value of  

Question 8:
The value of  with  is 

Question 9:
Given  with .
Then the minimum of  is 

Question 10:
The minimum value of  is 

Fill in the blank with the suitable number

Question 1:
Fill missing number in the blank
41165+23042=23042+

Question 2:
Fill missing number in the blank
54723+=27849+54723

Question 3:
Calculate: 4159+2615+421=

Question 4:
The sum of two numbers is 98 and their difference is 24. The greater number is 

Question 5:
If a square has one side’s length is 12cm then its perimeter is cm

Question 6:
Find the value of 2356+a-b for a=1482, b=3105
Answer: 

Question 7:
Think of a number that if you add 720 to it the answer will be 1427. The number is 

Question 8:
If the perimeter of a square is 104m then its one side’s length is m

Question 9:
I am an even 2-digit number. The sum of my tens digit and my ones digit is 11 and their difference is 5. Who am I?
Answer: 

Question 10:
The perimeter of a rectangle is 72cm and its length is 12cm more than its width. Its length is 

Fill in the blank with the suitable number

Question 1:
There are 49 students in a class. Boy students are  the number of girl students. There are  girl students in this class.

Question 2:
Calculate: 
The value of A is 

Question 3:
Calculate: 
The value of A is 

Question 4:
Jessica is 8 years old. Her grandmother is  of her age. How old is Jessica's grandmother?
Answer:  years old.

Question 5:
If the sum of denominator and numerator of a fraction is 52 and the denominator is 18 units more than the numerator then the numerator is 

Question 6:
Find two consecutive even numbers if the first number is  of the second number.
Answer: The second number is 

Question 7:
Calculate: 
The value of A is 

Question 8:
How many natural numbers not greater than 1665 which are divisible by 5?
Answer:  numbers

Question 9:
If  then  is 

Question 10:
The sum of three consecutive even numbers is 960. The greatest numbers is 

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 1:
Given .
Calculate: .

Question 2:
Given two triangles  and .
If  and  then .

Question 3:
Suppose that  is directly proportional to  with the scaling factor is .
If  and  then k=.

Question 4:

In this figure, find the value of ?
Answer: .
(write your answer by decimal in simplest form)

Question 5:

Find the value of ?
Answer: .
(write your answer by decimal in simplest form)

Question 6:
Given two triangles  and .
If  and  then the perimeter of  is .

Question 7:

In this figure, .

Question 8:

The value of .
(write your answer by decimal in simplest form)

Question 9:
The perimeter of a triangle is  and the sides of its are in a ratio of .
Then the sides's length of the triangle are .
(write your answer from least to greatest and used ";")

Question 10:

Fill the suitable number in the "?".
Answer: .

giúp mik vs nha please

Exam number 319:43

Fill in the blank with the suitable number

Question 1:
18:9=

Question 2:
63:9=

Question 3:
:9=5

Question 4:
90:9=

Question 5:
 of 45g is g

Question 6:
Anna puts 4 dollars in her piggy bank every Monday and Sunday. How many dollars will she put in nine weeks?
Answer: She will put  dollars.

Question 7:
 of 72g is 9g
The value of M is 

Question 8:
 of 54g is 9g
The value of N is 

Question 9:
When y is divided by 9, the quotient is 9 and has the remainder. If y is divisible by 5 then y=

Question 10:
When a three-digit number is divided by 9, the quotient is the smallest three-digit number and the remainder is 7. The number is 

Fill in the blank with the correct number

Question 1:
Complete the number pattern: 
 0,3,8,15,24,,48.

Question 2:
Find the area of the shaded region if A and B are squares of sides 5cm and 8cm respectively. 

Answer: The area of the shaded region is  .
(write your answer by decimal in simplest form)

Question 3:
If , compute =.

Question 4:

The side of each square grid is 2cm. Find the area of the shaded region.
Answer: The area of the shaded region is  .

Question 5:
If , find the value of m in .
Answer: m=.

Question 6:
How many whole numbers between 1 and 100 are not divisible by 3 or 11?
Answer:  numbers.

Question 7:
Evaluate:
=.
(round to four decimal places)

Question 8:
Evaluate:
=.
(write your answer by decimal in simplest form)

Question 9:
Find the whole number A knowing that A is 9 units greater than the average of A, 38, 45 and 67.
Answer: A=.

Question 10:
Find the whole number C knowing that C is 14 units smaller than the average of C, 68, 72, 99.
Answer: C=.

toan quoc te nha

Question 1:
There are two parallel lines in the figure. What is the value of x? 

 Answer: x = 

Question 2:


ABC and RTS are similar triangles.
The value of x is 

Question 3:
If x<0 and 5x+8+|3x|=0 then x=

Question 4:
I am a multiple of 70 between 400 and 600. My tens digit is odd. Who am I?

Answer: 

Question 5:
How many triples of integers (a,b,c) are there such that 
 ? 
Answer:  triples.

Question 6:
Each of the 37 students in the grade 8 at a school has one dog or one cat or both a dog and a cat. Twenty students have a dog and 24 students have a cat. 
How many students have both a dog and a cat?
Answer:  students.

Question 7:
The sum of 2 positive integer numbers is greater than their product if the smaller number is 

Question 8:
How many different real numbers satisfy the following equation?
 
Answer: 

Question 9:
The area of trapezoid ABCD is 180   .The altitude is 8 cm,AD is 10 cm,and BC is 17 cm.
What is AB,in centimeters?

Answer:  cm.

Question 10:
There are 115 cars in a village of 26 families. Each family has either 4 or 5 cars. 
How many families have 4 cars? 
 Answer:  families.