document.write( "Question 1150958: Find the sum of 15 terms of an arithmetic series if the middle term is 92 \n" ); document.write( "
Algebra.Com's Answer #772529 by greenestamps(13203)\"\" \"About 
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\n" ); document.write( "The sum of the terms of an arithmetic sequence is the number of terms, multiplied by the average of the terms.

\n" ); document.write( "In an arithmetic sequence with an odd number of terms, the average of the terms is the middle term. So

\n" ); document.write( "ANSWER: 15(92) = 1380

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