If S be the sum of the first 2015 terms of the sequence 1,2,2,3,3,3,4,4,4,4,................. where n occurs as n terms . The sum of the digits of S is? Please answer this question..

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Alfaz Khan · Answer

11 is the answer,as S=[A+L]n/2, a=1, l=2015 n=Tn substitute

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If S be the sum of the first 2015 terms of the sequence 1,2,2,3,3,3,4,4,4,4,................. where n occurs as n terms . The sum of the digits of S is? Please answer this question..

If S be the sum of the first 2015 terms of the sequence 1,2,2,3,3,3,4,4,4,4,................. where n occurs as n terms . The sum of the digits of S is? Please answer this question..

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If S be the sum of the first 2015 terms of the sequence 1,2,2,3,3,3,4,4,4,4,................. where n occurs as n terms . The sum of the digits of S is? Please answer this question..

If S be the sum of the first 2015 terms of the sequence 1,2,2,3,3,3,4,4,4,4,................. where n occurs as n terms . The sum of the digits of S is? Please answer this question..

1 Answers

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