# Prime and Composite Numbers/ Class 6 Maths/Worksheets

**Prime and composite numbers/Class 6 Mathematics/Worksheets is about the Model Questions that you can expect for Yearly Examination. Here you can find out practice problems for Class 6 Mathematics. This worksheet is designed for Class 6 Math students.**

**Prime and Composite Numbers/ Class 6 Mathematics/MCQModel Questions/Extra Questions for Practice/WorksheetsChoose the correct answer from the options given below:**

**Which is the smallest two digit prime number?**

A. 10

B. 11

C. 13**Which number is neither prime nor composite?**

A. 1

B. 2

C. 0**Prime numbers have exactly ———– factors.**

A. One

B. Two

C. No factors**Composite numbers have more than ——— factors.**

A. One

B. Two

C. Three**The smallest prime number is ———–**

A. 1

B. 2

C. 3**The smallest odd prime number is —————**

A. 1

B. 3

C. 5**The smallest composite number is —————-**

A. 2

B. 3

C. 4**If two numbers have only 1 as a common factor, they are called ——**

A. Prime numbers

B. Co-prime numbers

C. Composite numbers**How many prime numbers are there in between 1 and 20?**

A. 7

B. 8

C. 9**Which is the largest two digit prime number?**

A. 97

B. 98

C. 99**How many prime numbers are there in between 30 and 50?**

A. 4

B. 5

C. 6**Which is the largest 3 digit prime number?**

A. 999

B. 998

C. 997**A number which has only two factors is called a ————-**

A. Prime number

B. Composite number

C. Co-prime numbers**A number which has more than two factors are called ————-**

A. Prime numbers

B. Composite numbers

C. Co-prime numbers**How many prime numbers are there in between 1 and 100?**

A. 20

B. 25

C. 28**Which is the only even prime number?**

A. 2

B. 4

C. 6**The smallest prime number which is even is ————**

A. 2

B. 4

C. 6**Which is the greatest prime number between 1 and 10?**

A. 5

B. 7

C. 9**Two prime numbers whose difference is 2 are called ————–**

A. Co-prime numbers

B. Twin primes

C. Composite numbers**Every prime number other than —– is odd.**

A. 2

B. 4

C. 6

**ANSWERS:**

**11****1****Two****Two****2****3****4****Co-prime numbers****8****97****5****997****Prime numbers****Composite numbers****25****2****2****7****Twin primes****2**