Mathematics, 16.12.2020 19:30 chandra99
There is a bag with only red marbles and blue marbles.
The probability of randomly choosing a blue marble is 7/9.
There are 45 marbles in total in the bag and each is equally likely to be chosen.
Work out how many red marbles there must be.
Please help
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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