Find the next number in the series: 11, 13, 17, 19, 23, ?

  1. 25
  2. 27
  3. 31
  4. 29
Answer

D) 29

Consecutive primes; after 23 comes 29 (25 and 27 are not prime).

Quantitative Reasoning MCQ · More Number Series MCQs · Practise