Which Number Will Complete The Number Series? 2, 5, 12, 23, 38, 57, ____? - Testpoint

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Which number will complete the number series? 2, 5, 12, 23, 38, 57, ____?

80
70
76
None of these

Explanation

2 + 3 = 5

5 + 7 = 12

12 + 11 = 23

23 + 15 = 38

38 + 19 = 57

57 + 23 = 80

Last verified on 31-03-2026

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Which number will come next? 3, 5, 7, 10, 12, 14, 24, 26, ____?

52
30
28
48

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Find the missing number: 2, 6, 12, 20, 30, ?

42
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During a Hajj field-office aptitude and data-verification exercise, the sequence 4, 9, 19, 39, 79, ? is formed by doubling each term and adding one. Which number replaces the question mark?

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Look at this series: 12, 11, 13, 12, 14, 13, … What number should come next?

15
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Explanation

The series alternates between subtracting 1 and adding 2:
- 12 → 11 (subtract 1)
- 11 → 13 (add 2)
- 13 → 12 (subtract 1)
- 12 → 14 (add 2)
- 14 → 13 (subtract 1)

Following this alternating pattern, the next step should be adding 2 to 13:

$13 + 2 = 15$

$Last updated by NA on 06-11-2026$

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