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IF 36 GAMES WERE PLAYED AT A CHESS TOURNAMENT WITH EACH CONTESTENT PLAYING ONCE AGAINST EACH OTHER ;THEN THE NO OF PARTICIPENTS IS?
a) 6 b) 7 c) 8 d)9
ans is 9
becoz 1st player cn play wid othr 8 and
nxt playr cn be grouped wid remainin 7 as a match wid 1st player is already arranged........so on ..........
the ans is 8+7+6+......+2+1=36
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