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 from $2$ to $12$ are $2, 3 , 5 , 7$ and $11$ .
Out of $11$ numbers, $5$ are prime.
Fraction of the prime numbers = $\frac{5}{11}$