A Box Contains 3 Red Marbles 6 Blue Marbles

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