8, 14, 25, 46, 82, ?
14 - 8 = 6
25 - 14 =11
46 - 25 = 21
82 - 46 = 36
Let us take a look at the second order difference.
11 - 6 = 5
21 - 11 = 10
36 - 21 = 15
The next term will be 20. The difference will be 36 + 20 = 56.
The required term is 82 + 56 = 138.
Option C is the right answer.
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