A bag contains 3 red marbles and 4 blue marbles.
A box contains 3 red marbles 6 blue marbles.
Find the probability that the first two are red and the third one is white.
Bag a contains 9 red marbles and 3 green marbles.
What is the probability that one of each color is selected.
A jar contains 4 black marbles and 3 red marbles.
B two marbles are selected without replacement.
A box contains 3 red marbles 6 blue marbles and 1 white marble.
Two marbles are selected at random and the first one is not replaced before the second one is drawn.
Permutations and combinations questions answers for gate cat bank exams aieee bank po bank clerk.
Find the probability of first selecting a blue then a green marble.
I will guess at something you may have wanted that you didn t tell us.
Three marbles are selected at random and without replacement.
Ex 2 3 a p white and blue b p blue and blue c p red and red and white d p green and white.
I m working on problem 6.
An urn contains 4 red 6 white and 5 blue marbles.
Work out the probability that the two marbles taken from the bag are the same color.
6 a box contains 30 marbles.
15 red 10 blue and 5 green.
A two marbles are selected with replacement.
A box contains 3 red marbles and 6 blue marbles and 1 white marble.
Two marbles are drawn without replacement.
The marbles are selected at random one at a time and are replaced.
Find the probabilities in simplest fraction form.
B find probabilities for p bb p br p rb p ww p at least one red p exactly one red 3.
4 6 5 120 of possible triples.
Give your answer as a decimal number with 3 decimal places of ways to get red white blue triple.
Find the probability that all three are white.
If two marbles are picked at random what is the probability that they are.
Total number of marbles in the bag is 3 4 7.
A draw the tree diagram for the experiment.
A box contains 3 blue marbles 4 red 6 green marbles and 2 yellow marbles.
The problem asks for the probability of rr or bb.
Find the probability of selecting one green marble from bag a and one black marble from bag b.
A marble is taken at random and replaced.
A box contains 5 red marbles 3 white marbles and 2 blue marbles.
Two marbles are drawn without replacement from a jar containing 4 black and 6 white marbles.
Three marbles are randomly drawn from the box one after the other.