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There is a bag filled with 5 blue and 6 red marbles. A marble is taken at random from the bag, the colour is noted and then it is replaced. Another marble is taken at random. What is the probability of
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There is a bag filled with 5 blue and 6 red marbles.

A marble is taken at random from the bag, the colour is noted and then it is replaced.
Another marble is taken at random.
What is the probability of getting at least 1 blue?

User Chris Pratt
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1 Answer

10 votes

The probability of getting at least 1 blue is 6/11

Let me know if you want an explanation :)

User Nicholas Riley
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