Complete the number series: 4, 9, 13, 22, 35, _____?

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Complete the number series: 4, 9, 13, 22, 35, _____? Answer: 57

The next number in the series is 57. The pattern is that each term is found by adding the difference between the previous two terms to the current term, so the differences between consecutive terms are

Question context

This question is part of 📏 Arithmetic Aptitude within the broader 🧠 Aptitude Mastery subject and appears in the PPSC Punjab Public Service Commission preparation collection. Reviewing the answer together with nearby questions helps reinforce the underlying concept and identify how it may appear in competitive exams.