Find the missing letter 2, 5, 10, 17, ..........?
- 22
- 24
- 26
- 28
Explanation
5 − 2 = 3
- 10 − 5 = 5
- 17 − 10 = 7
The pattern of differences is: +3, +5, +7
Next difference should be: +9
So,
17 + 9 = 26
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