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Number Patterns & Series

Find the missing number in sequences based on arithmetic, geometric, or mixed rules

Sample Practice Questions

  1. Find next: 0, 3, 8, 15, 24, ?

    • 30
    • 33
    • 35
    • 36
    Show answer

    Answer: 35

  2. Find next: 5, 6, 8, 11, 15, 20, ?

    • 24
    • 25
    • 26
    • 27
    Show answer

    Answer: 26

  3. What is the pattern? 2, 6, 12, 20, 30 (each term = n(n+1)). What is the 6th term?

    • 36
    • 40
    • 42
    • 48
    Show answer

    Answer: 42

  4. Find next: 1, 2, 3, 5, 8, 13, ?

    • 18
    • 20
    • 21
    • 24
    Show answer

    Answer: 21

Practise 20 questions →
Practice Questions

Practice 20 randomly selected NTSE questions on Number Patterns & Series. Answers are revealed after each question.

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