Question
Sun June 01, 2008 By:

Find the sum of all three digit number which when divided by 16 leaves remainder 6?

Expert Reply
Fri July 25, 2008
So the sequence is 118,134 ,..........998
There are altogether = 62-7=55numbers   so n=55   ,a1=118 and an=998
Therefore sum of this sequence is = n/2(a1+an) = 55/2(118+998)=55 x 555 = 30525
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