Our ncert solutions for Exercise 3.2 Class 6 maths 3. Playing with Numbers - ncert solutions - Toppers Study is the best material for English Medium students cbse board and other state boards students.

# Exercise 3.2 Class 6 maths 3. Playing with Numbers - ncert solutions - Toppers Study

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## Exercise 3.2 Class 6 maths 3. Playing with Numbers - ncert solutions - Toppers Study

CBSE board students who preparing for **class 6 ncert solutions maths and Mathematics** solved exercise **chapter 3. Playing with Numbers** available and this helps in upcoming exams
2024-2025.

### You can Find Mathematics solution Class 6 Chapter 3. Playing with Numbers

- All Chapter review quick revision notes for chapter 3. Playing with Numbers Class 6
- NCERT Solutions And Textual questions Answers Class 6 Mathematics
- Extra NCERT Book questions Answers Class 6 Mathematics
- Importatnt key points with additional Assignment and questions bank solved.

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### Exercise 3.2 class 6 Mathematics Chapter 3. Playing with Numbers

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- Exercise 3.2 Class 6 Maths 3. Playing With Numbers - Ncert Solutions - Toppers Study
- Class 6 Ncert Solutions
- Solution Chapter 3. Playing With Numbers Class 6
- Solutions Class 6
- Chapter 3. Playing With Numbers Exercise 3.2 Class 6

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## 3. Playing with Numbers

### | Exercise 3.2 |

## Exercise 3.2 Class 6 maths 3. Playing with Numbers - ncert solutions - Toppers Study

## Exercise-3.2 ch-3

1. What is the sum of any two

(a) Odd numbers? (b) Even numbers?

2. State whether the following statements are True or False:

(a) The sum of three odd numbers is even.

(b) The sum of two odd numbers and one even number is even.

(c) The product of three odd numbers is odd.

(d) If an even number is divided by 2, the quotient is always odd.

(e) All prime numbers are odd.

(f) Prime numbers do not have any factors.

(g) Sum of two prime numbers is always even.

(h) 2 is the only even prime number.

(i) All even numbers are composite numbers.

(j) The product of two even numbers is always even.

3. The numbers 13 and 31 are prime numbers. Both these numbers have same digits 1 and 3. Find such pairs of prime numbers upto 100.

4. Write down separately the prime and composite numbers less than 20.

5. What is the greatest prime number between 1 and 10?

6. Express the following as the sum of two odd primes.

(a) 44 (b) 36 (c) 24 (d) 18

7. Give three pairs of prime numbers whose difference is 2.

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

8. Which of the following numbers are prime?

(a) 23 (b) 51 (c) 37 (d) 26

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

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

(a) 21 (b) 31 (c) 53 (d) 61

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

(Hint : 3+7 = 10)

12. Fill in the blanks :

(a) A number which has only two factors is called a ______.

(b) A number which has more than two factors is called a ______.

(c) 1 is neither ______ nor ______.

(d) The smallest prime number is ______.

(e) The smallest composite number is _____.

(f) The smallest even number is ______.

**Answer:**

1. What is the sum of any two

(a) even number (b) even number

2. State whether the following statements are True or False:

(a) F (b) T (c) T (d) F (e) F (f) F (g) F (h) T (i) F (j) T

3. The numbers 13 and 31 are prime numbers. Both these numbers have same digits 1 and 3. Find such pairs of prime numbers upto 100.

17 and 71, 37 and 73, 79 and 97

4. Write down separately the prime and composite numbers less than 20.

Composite numbers : 4, 6, 8, 9, 10, 12, 14, 15, 16, 18

Prime numbers : 2, 3, 5, 7, 11, 13, 17, 19

5. What is the greatest prime number between 1 and 10?

Ans-7

6. Express the following as the sum of two odd primes.

(a) 3 + 41 (b) 5 + 31 (c) 5 + 19 (d) 5 + 13

7. Give three pairs of prime numbers whose difference is 2.

3, 5; 5, 7 ; 11, 13

8. Which of the following numbers are prime?

(a) and (c)

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

90, 91, 92 , 93, 94, 95, 96

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

(a) 3 + 5 + 13 (b) 3 + 5 + 23 (c) 13 + 17 + 23 (d) 7 + 13 + 41

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

2, 3 ; 2, 13; 3, 17; 7, 13; 11, 19

12. Fill in the blanks :

(a) prime number

(b) composite number

(c) prime number, composite number

(d) 2

(e) 4

(f) 2

##### Other Pages of this Chapter: 3. Playing with Numbers

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