Mathematics, 18.03.2021 01:20 lex4395
A bag contains only red and blue marbles. Yasmine takes one marble at random from the bag. The probability that she takes a red marble is 1/5
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 1/3
How many marbles were there originally in the bag?
Answers: 2
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A bag contains only red and blue marbles. Yasmine takes one marble at random from the bag. The proba...
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