Question

Write the natural numbers from $2$ to $12$. What fraction of them are prime numbers?

Answer 1

Natural numbers from $2$ to $12$ are $2,3,4,5,6,7,8,9,10,11$, and $12$.
Prime numbers among these are $2,3.5,7,$ and $11$.
Therefore, out of $11$ numbers, $5$ are prime numbers. It represents a fraction $\frac{5}{11}$.