List of top Questions asked in CBSE Class VI

Fill in the blanks:
(a) 1 lakh = _______ ten thousand.
(b) 1 million = _______ hundred thousand.
(c) 1 crore = _______ ten lakh.
(d) 1 crore = _______ million.
(e) 1 million = _______ lakh.

Find the cost of fencing a rectangular park of length 175 m and breadth 125 m at the rate of Rs 12 per metre.

Using divisibility tests, determine which of the following numbers are divisible by 11:

1. 5445
2. 10824
3. 7138965
4. 70169308
5. 10000001
6. 901153

Using divisibility tests, determine which of following numbers are divisible by 6:

1. 297144
2. 1258
3. 4335
4. 61233
5. 901352
6. 438750
7. 1790184
8. 12583
9. 639210
10. 17852

Fill in the blanks :

1. A number which has only two factors is called a _____.
2. A number which has more than two factors is called a _____.
3. 1 is neither _____ nor _____.
4. The smallest prime number is _____.
5. The smallest composite number is ____.
6. The smallest even number is _____.

Write five pairs of prime numbers less than 20 whose sum is divisible by 5.

Express each of the following numbers as the sum of three odd primes:

1. 21
2. 31
3. 53
4. 61

Write seven consecutive composite numbers less than 100 so that there is no prime number between them.

Which of the following numbers are prime?

Give three pairs of prime numbers whose difference is 2.
[Remark : Two prime numbers whose difference is 2 are called twin primes].

What is the greatest prime number between 1 and 10?

Find the cost of fencing a square park of side \(250\) \(m\) at the rate of Rs \(20\) per metre.

Two sides of a triangle are 12 cm and 14 cm. The perimeter of the triangle is 36 cm. What is its third side?

A piece of string is 30 cm long. What will be the length of each side if the string is used to form : 

1. a square? 
2.  an equilateral triangle? 
3.  a regular hexagon?

Find the side of the square whose perimeter is 20 m.

Find the perimeter of a regular hexagon with each side measuring 8 m.

Find the perimeter of a triangle with sides measuring 10 cm, 14 cm and 15 cm.

A rectangular piece of land measures 0.7 km by 0.5 km. Each side is to be fenced with 4 rows of wires. What is the length of the wire needed?

What is the length of the wooden strip required to frame a photograph of length and breadth 32 cm and 21 cm respectively?

The lid of a rectangular box of sides 40 cm by 10 cm is sealed all round with tape. What is the length of the tape required?

Find the perimeter of each of the following figures :

State whether the following statements are True or False:

1. The sum of three odd numbers is even.
2. The sum of two odd numbers and one even number is even.
3. The product of three odd numbers is odd.
4. If an even number is divided by 2, the quotient is always odd.
5. All prime numbers are odd.
6. Prime numbers do not have any factors.
7. Sum of two prime numbers is always even.
8. 2 is the only even prime number.
9. All even numbers are composite numbers.
10. The product of two even numbers is always even.

What is the sum of any two

1. Odd numbers?
2. Even numbers?

Find all the multiples of 9 upto 100.

Match the items in column 1 with the items in column 2.

Column 1	Column 2
(i) 35	(a) Multiple of 8
(ii) 15	(b) Multiple of 7
(iii) 16	(c) Multiple of 70
(iv) 20	(d) Factor of 30
(v) 25	(e) Factor of 50
	(f) Factor of 20