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Mathematics, 28.09.2020 22:01, alyonaprotopopova
Bag A contains 10 marbles of which 2 are red and 8 are black. Bag B contains 12 marbles of which 4 are red and 8 are black. A ball is drawn at random from each bag. The tree diagram illustrates the situation. Find the probability that one marble is black and the other is red.
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Answers: 1
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Mathematics, 21.06.2019 19:30, valerieaj113
Weekly wages at a certain factory are normally distributed with a mean of $400 and a standard deviation of $50. find the probability that a worker selected at random makes between $450 and $500
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Bag A contains 10 marbles of which 2 are red and 8 are black. Bag B contains 12 marbles of which 4 a...
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