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Public Service Entrance Exam (PSEE) · Question

A 9-number series: 2, 5, 10, 17, 26, 37, ?, 65, 82. The missing number is:

Differences are 3,5,7,9,11,13 → 37+13=50.

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Question: A 9-number series: 2, 5, 10, 17, 26, 37, ?, 65, 82. The missing number is:

Answer options:

  • 48 ✅ 50
  • 52
  • 54

Correct answer: 50

Explanation: Differences are 3,5,7,9,11,13 → 37+13=50.

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