Mathematics, 30.01.2020 01:00 babycakes08d
Ajar contains five blue marbles and three red marbles. suppose you choose a marble at random, and do not replace it. then you choose a second marble. find the probability of the following event. both of the selected marbles are red.
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The length of a rectangular board is 3 feet less than twice its width. a second rectangular board is such that each of its dimensions is the reciprocal of the corresponding dimensions of the first rectangular board. if the perimeter of the second board is one-fifth the perimeter of the first, what is the perimeter of the first rectangular board?
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Ajar contains five blue marbles and three red marbles. suppose you choose a marble at random, and do...
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