Two marbles are drawn at random and with replacement from a box containing 2 red 3 green and 4 blue marbles.
A bag contains 3 red marbles and 4 blue marbles a marble is taken at random and replaced.
A bag contains 4 blue marbles 3 red marbles 2 green marbles and a white marble.
What is the probability of picking two blue marbles.
A bag contains 5 red marbles and 4 yellow marbles.
What is the probability that the first marble is red and the second is blue.
A draw the tree diagram for the experiment.
A bag contains 8 red marbles 7 blue marbles and 6 green marbles.
Let s define the following events.
Another marble is taken from the bag.
A bag contains 9 marbles.
Work out the probability that the two marbles taken from the bag are the same color.
Find the probability of choosing a red marble then a white marble if the marbles are replaced.
Karen chooses a marble at random and without putting it back chooses another one at random.
Two marbles are drawn without replacement from a jar containing 4 black and 6 white marbles.
Always simplify.
Answer by greenestamps 7546 show source.
What is the probability of drawing a red marble then replacing that marble then drawing a red marble again on the second pick.
What is the theoretical probability that adam will pick a blue marble from the bag.
A marble is taken at random and replaced.
Find the probability of choosing 3 blue marbles in a row if the marbles are replaced.
A bag contains 4 white 3 blue and 5 red marbles.
Adam randomly picks out a marble from the bag.
You reach in and randomly pick one marble set it aside and then randomly pick a second marble.
Write your answer as a fraction in simplest form.
B find probabilities for p bb p br p rb p ww p at least one red p exactly one red 3.
A bag contains 3 red marbles and 4 blue marbles.
The problem asks for the probability of rr or bb.
Let s say i want to find the probability of a.
A two red marbles are drawn b two green marbles are drawn c two blue marbles are drawn.
Rationale recall that there are 7 blue marbles and a total of 8 7 6 21 marbles overall.
Two marbles are drawn without replacement.
The gender and age of acme.
4 are green 2 are red and 3 are blue.
A jar contains 4 black marbles and 3 red marbles.