of choosing a blue marble at
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Mathematics, 30.05.2021 16:30 klandry0
There is a bag with only red
and blue marbles. The probability
of choosing a blue marble at
random is 2/7.Given that there
are 84 marbles in total, and each
one is likely to be chosen at
random work out 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
and blue marbles. The probability
of choosing a blue marble at
of choosing a blue marble at
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