I would say the answer is frac 1 6.
Marbles in a bag probabilitty take 2 marbls.
If we got a blue marble before then the chance of a blue marble.
A box contains 15 blue marbles 25 yellow marbles 20 green marbles and 40 red marbles.
Two marbles are drawn without replacement.
A draw the tree diagram for the experiment.
If we got a red marble before then the chance of a blue marble next is 2 in 4.
So they say the probability i ll just say p for probability.
A bag contains 5 green marbles 8 red marbles 11 orange marbles 7 brown marbles and 12 blue marbles.
2 blue and 3 red marbles are in a bag.
There are 55 marbles 25 of which are not red p getting a color other than red p 25 55 455 probability of this happening 3 times in a row is.
There are 3 purple marbles and 8 marbles in all.
Find the probability of pulling a yellow marble from a bag with 3 yellow 2 red 2 green and 1 blue i m assuming marbles.
Probability examples a jar contains 30 red marbles 12 yellow marbles 8 green marbles and 5 blue marbles what is the probability that you draw and replace marbles 3 times and you get no red marbles.
So the next time.
You blindly pick two marbles at once.
The chance is 2 in 5.
And so this is sometimes the event in question right over here is picking the yellow marble.
A jar contains 4 black marbles and 3 red marbles.
Having done so there remain 2 purple marbles and 7 marbles in all so your chance of drawing a second purple marbl.
What is p red then blue 20 43 40 43 20 1849 96 1849.
Two of them are yellow and the other two are green.
There is a single combination to draw two yellow marbles and 6 possible combinations how to draw two marbles.
You choose a marbles replace it and choose again.
There is a bag with 4 marbles.
But after taking one out the chances change.
What are the chances of getting a blue marble.
The chance of drawing a purple marble on your first draw are 3 8 simple enough.
The probability of picking a yellow marble.
Probability of drawing at least 4 white marbles out of 2 bags when taking only 3 marbles from each bag.
Marbles in a bag.
1 find the least number of balls that must be taken from the bag.
