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math test review
7.There are 400 couples competing in a dance contest. After each half hour onefourth of the contestsants are eliminated. How many couples will remain eligible fore the prize after the first hour? A.300 B.250 C.225 D.200 E.150
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Given: A flat dance floor of dimensions lx = 24 m by ly =23m and has a mass of M = 1200 kg. Use the bottom left corner of the dance floor as the origin. Three dance couples, each of mass m = 110 kg start in the top left, top
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Given: A flat dance floor of dimensions lx = 24 m by ly =23m and has a mass of M = 1200 kg. Use the bottom left corner of the dance floor as the origin. Three dance couples, each of mass m = 110 kg start in the top left, top
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the minimum size dance floor that the prom committee is considering is 30 by 30. they assume that this size will allow 100 couples to be on the dance floor at once. how many square feet of dance space per couple does this size
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