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Contests
National and Regional Contests
Turkey Contests
National Olympiad First Round
2010 National Olympiad First Round
18
18
Part of
2010 National Olympiad First Round
Problems
(1)
Turkey NMO 2010 1st Round - P18 (Number Theory)
Source:
7/27/2012
Which one does not divide the numbers of
500
500
500
-subset of a set with
1000
1000
1000
elements?
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<span class='latex-bold'>(A)</span>\ 3 \qquad<span class='latex-bold'>(B)</span>\ 5 \qquad<span class='latex-bold'>(C)</span>\ 11 \qquad<span class='latex-bold'>(D)</span>\ 13 \qquad<span class='latex-bold'>(E)</span>\ 17
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17