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Data Sufficiency (DS) | Re: A finite sequence {An} is arithmetic. If each term An of the sequence

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ThatDudeKnows wrote:

poorvi125 wrote:
Consider this, combining both the situations:

There are three terms (i.e., odd no. of terms) - 2, 14, 10. Also notice that all these are even (so condition is satisfied). Average of these is - 26/3 = which isn;t even an integer, let alone an even number.

IMO, the answer isE.

ThatDudeKnows
Bunuel

can you pleasehelp?


poorvi125

The definition of an arithmetic sequence is that you add a fixed amount (it can be positive or negative) between each two consecutive terms, so (2,
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