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A group of men and women competed in a marathon. Before the [#permalink]
03 Apr 2007, 09:40
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A group of men and women competed in a marathon. Before the competition, each competitor was weighed and the average weight of the female competitors was found to be 120 lbs, while the average weight of the men was found to be 150 lbs. What was the average weight of all of the competitors?
(1) 100 men competed in the marathon.
(2) There were twice as many men as women competing in the marathon.