There is a bag with only red marbles and blue marbles. The probability of randomly choosing a red marble is 3 8. There are 18 red marbles in the bag and each is equally likely to be chosen. Work out how many marbles in total there must be.
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Home » Mathematics » There is a bag with only red marbles and blue marbles. The probability of randomly choosing a red marble is 3 8. There are 18 red marbles in the bag and each is equally likely to be chosen. Work out how many marbles in total there must be.