Mathematics, 26.01.2021 14:00 fonsworth5
Bag with only red marbles and blue marbles.
The probability of randomly choosing a blue marble is 7 over 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.
Answers: 2
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Bag with only red marbles and blue marbles.
The probability of randomly choosing a blue marble is 7...
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