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0 / 60 seg.
A singles tennis tournament is held in which 30 men participate. If a player is eliminated as soon as he loses a match, how many matches are required to determine the winner?
2
9
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H
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R
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R
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D
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N
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W
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N
N
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R
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E
V
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Y
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M
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L
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,
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N
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Y
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L
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N
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D
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N
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2
9
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F
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3
0
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2
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R
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D
Clue
SINCE A=B, A-B=0. HENCE, THE EQUATION BECOMES 0=0 IN STEP 5
6 MEN ARE REQUIRED TO PACK 60 PACKETS IN 60 MINUTES. 6 MEN PACK 6 BOXES IN 6 MINUTES 6 MEN PACK 1 BOX IN 1 MINUTE 6 MEN PACK 60 BOXES IN 60 MINUTES
149 (150 - 1) GAMES, SINCE ALL BUT ONE LOSE ONE GAME. TO MAKE IT SIMPLER, ASSUME THERE ARE 3 MEMBERS. ONLY 2 GAMES NEED TO BE PLAYED TO DETERMINE THE CHAMPION
29 MATCHES ARE REQUIRED TO DETERMINE THE WINNER. EVERY TIME A MATCH IS HELD, ONE PLAYER IS ELIMINATED AND TO ELIMINATE 29 OF THE 30 PLAYERS, 29 MATCHES ARE REQUIRED
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