whats the common in this series?
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Keshav1703:
the results are in AP
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What I observed common in the series is the answer which is always odd and if you observe it carefully then its adding in a pattern
3+4=7
7+6=13
13+8=21
21+10=31
And so on.....
3+4=7
7+6=13
13+8=21
21+10=31
And so on.....
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