Mathematics, 08.12.2020 01:10 RebelZane18
There is a bag with only red marbles and blue marbles. The probability of randomly choosing a blue marble is 7 8 . There are 72 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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There is a bag with only red marbles and blue marbles. The probability of randomly choosing a blue m...
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