Question 9:
Write the natural numbers from 102 to 113. What fraction of them are prime numbers?
Natural numbers from 102 to 113:
102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113
Number of Natural numbers from 102 to 113 = 12
Prime numbers from 102 to 113:
103, 107, 109, 113
Number of prime numbers from 102 to 113 = 4
Hence, fraction of prime numbers from 102 to 113 =412=13.