Question

How many prime numbers are there between $0$ and $30$?

• A. $9$
• B. $10$
• C. $8$
• D. $11$

Answer 1

The correct option is B $10$

Prime numbers:- The numbers which are divisible by $1$ and themselves, or the number which has only two factors, $1$ and the number itself

e.g. $7$

Note:- $1$ is not a prime number, the smallest prime number is $2$

Prime numbers between $1$ and $30$ are $2,3,5,7,11,13,17,19,23,29.$

Total ten numbers are there.