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1. What will come at the place of question mark ?
2, 7, 27, 107, 427, ?

Solution:

The pattern is,
2nd term → 2 +(5 *12) = 7
3rd term → 7 +(5 *22) = 27
4th term → 27 +(5 *42) = 107
5th term → 107 +(5 *82) = 427
Missing term → 427 +(5 *162) = 1707

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