Mathematics

Mathematics, 25.10.2019 07:43, ColungaRosemary

Abag contains only red and blue marbles. yasmine takes one marble at random from the bag. the probability that she takes a red marble is 1 in 5. yasmine returns the marble to the bag and adds ﬁve more red marbles to the bag. the probability that she takes one red marble at random is now 1 in 3. how many red marbles were originally in the bag?

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Abag contains only red and blue marbles. yasmine takes one marble at random from the bag. the probab...

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