Mathematics, 07.01.2021 20:30 083055

a bag of 100 blue and purple marbles has three times as many blue marbles as purple marbles. if purple marbles are added to the bag until the number of purple marbles in the bag is double the original amount, what is the probability of taking out a blue marble and then choosing another blue marble?

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a bag of 100 blue and purple marbles has three times as many blue marbles as purple marbles. if purp...