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Mathematics, 22.06.2021 22:30 billy1123
There is a bag with only red marbles and blue marbles.
The probability of randomly choosing a blue marble is
7
8
.
There are 56 marbles in total in the bag and each is equally likely to be chosen.
Work out how many red marbles there must be.
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Answers: 2
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There is a bag with only red marbles and blue marbles.
The probability of randomly choosing a blue...
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