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  • Question
  • Look at this series: 8, 43, 11, 41, __, 39, 17, ... What number should fill in the blank?


  • Options
  • A. 8
  • B. 14
  • C. 43
  • D. 44

  • Correct Answer
  • 14 

    Explanation
    This is a simple alternating addition and subtraction series. The first series begins with 8 and adds 3; the second begins with 43 and subtracts 2.

  • Number Series problems


    Search Results


    • 1. Look at this series: 70, 71, 76, __, 81, 86, 70, 91, ... What number should fill the blank?

    • Options
    • A. 70
    • B. 71
    • C. 80
    • D. 96
    • Discuss
    • 2. Look at this series: V, VIII, XI, XIV, __, XX, ... What number should fill the blank?

    • Options
    • A. IX
    • B. XXIII
    • C. XV
    • D. XVII
    • Discuss
    • 3. Look at this series: 664, 332, 340, 170, ____, 89, ... What number should fill the blank?

    • Options
    • A. 85
    • B. 97
    • C. 109
    • D. 178
    • Discuss
    • 4. Look at this series: F2, __, D8, C16, B32, ... What number should fill the blank?

    • Options
    • A. A16
    • B. G4
    • C. E4
    • D. E3
    • Discuss
    • 5. 11 14 14 17 17 20 20

    • Options
    • A. 23 23
    • B. 23 26
    • C. 21 24
    • D. 24 24
    • E. 24 27
    • Discuss
    • 6. Look at this series: VI, 10, V, 11, __, 12, III, ... What number should fill the blank?

    • Options
    • A. II
    • B. IV
    • C. IX
    • D. 14
    • Discuss
    • 7. Look at this series: (1/9), (1/3), 1, ____ , 9, ... What number should fill the blank?

    • Options
    • A. (2/3)
    • B. 3
    • C. 6
    • D. 27
    • Discuss
    • 8. Look at this series: 83, 73, 93, 63, __, 93, 43, ... What number should fill the blank?

    • Options
    • A. 33
    • B. 53
    • C. 73
    • D. 93
    • Discuss
    • 9. Look at this series: 15, __, 27, 27, 39, 39, ... What number should fill the blank?

    • Options
    • A. 51
    • B. 39
    • C. 23
    • D. 15
    • Discuss
    • 10. Look at this series: 72, 76, 73, 77, 74, __, 75, ... What number should fill the blank?

    • Options
    • A. 70
    • B. 71
    • C. 75
    • D. 78
    • Discuss


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