Question

Write the natural numbers from 102 to 113. What fraction of them are prime numbers.

Answer 1

Natural numbers from 102 to 113 are 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112 and 113.

Prime numbers from 102 to 113 are 103, 107, 109 and 113.

Out of 12 natural numbers, 4 are prime.

Fraction of the prime numbers = $\frac{4}{12}=\frac{1}{3}$