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by vinviper1 » Thu Apr 17, 2008 6:32 am
Quickest way just to calculate? It didnt take too lon, but wanted to see what others would have done. Thanks.
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by simplyjat » Thu Apr 17, 2008 9:02 am
Identify the pattern in the table.
Take the first column. 1-2+3-4+5-6+7 = 4.
See the second column it is twice the respective elements in column one..
So is the case with third, forth, fifth, sixth and seventh column
SUM = 4*(1+2+3+4+5+6+7) = 4 * 28 = 112
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