Banking Exams Reasoning — Question 1844

Question

Find the next number in the series: 2, 5, 10, 17, 26, ?

  1. 35
  2. 36
  3. 37
  4. 38

Correct answer

C — 37

Explanation (English)

The terms follow n^2 + 1: 1+1=2, 4+1=5, 9+1=10, 16+1=17, 25+1=26, 36+1=37. (Differences increase by 2: 3,5,7,9,11.) Next = 37.

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