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The answer depends on how many blue and non-blue marbles there are, whether the choice is random and how many marbles are chosen. There is no information provided on any of these.

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Q: What is the probability of choosing a marble that is blue?
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Related questions

What is the probability of choosing blue marble followed by a green marble from a bag containing 5 blue 5 green and 5 red marbles?

The probability of choosing a blue marble is 5 in 15 or 1 in 3. The probability of then choosing a green marble is 5 in 14. (One is missing) Multiply the two probabilities and you get 5 in 42.(P = 0.1190... about 12%).


What is the probability of choosing a marble that is not blue in problem 2?

if there is a jar containing 5 red marbles 6green and 4 blue what is the probability off not chossing a blue marble


What is the probability of choosing a marble that is not blue in problem?

It can not be determined with the data provided.


What is the probability of choosing a marble that is not blue out of 5 red and 6 green?

100%


What is the probability of choosing a marble that is not blue?

it depends how many blue marbles there are and how many marbles total.


What is the probability of not choosing a green marble from a jar containing 5 red 6 green and 4 blue marbles?

This is the same as the probability of choosing either a red of a blue marble. There are 5+4 out of 15 ways of doing this. The probability is therefore 9/15 = 3/5.


What is the probability of choosing a red marble from a jar 5 red 6 green and 4 blue marble?

1/3 or 33%


What is the theoretical probability of choosing a red and blue marble on a turn?

cant answer this question without more information....probability requires a ratio.


What is the probability of choosing a marble that is not blue if a jar contains 4 red 7 green and 5 blue marbles?

5:16


A bag contains 6 red marbles 4 blue marbles and 1 green marble What is the probability of choosing a marble that is not blue?

Well, honey, there are 11 marbles in total, and 4 of them are blue. So, if you don't want a blue marble, that leaves you with 7 marbles to choose from. The probability of picking a marble that is not blue is 7/11. Hope that helps, sugar!


What is the probability of choosing a green marble from A jar containing 4 red 6 green and 5 blue marbles?

If one marble is chosen at random, the probability is 6/(4+6+5) = 6/15 = 2/5


What is the probabilityof choosing a green marble from a jar containing 5 red 6 green and 4 blue marbles?

The probability of choosing a green marble from this jar would be 6/15. You get this answer by adding up the sum of all the marbles.