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RCMP Police Aptitude Battery (RPAB) · Question

A series follows the pattern: 2, 6, 12, 20, 30. What is the next number in the sequence?

The differences between consecutive terms are +4, +6, +8, +10. The next difference should be +12, so 30 + 12 = 42.

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Question: A series follows the pattern: 2, 6, 12, 20, 30. What is the next number in the sequence?

Answer options: ✅ 42

  • 40
  • 38
  • 44

Correct answer: 42

Explanation: The differences between consecutive terms are +4, +6, +8, +10. The next difference should be +12, so 30 + 12 = 42.

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