Box i contains 4 red and 8 blue marbles while box ii contains 5 red and 3 blue marbles.
Box 1 contains 4 red and 8 blue marbles.
There are 4 blue marbles 5 red marbles 1 green marble and 2 black marbles in a bag.
A bag contains 5 blue marbles 4 red marbles and 3 orange marbles.
What is the probability that john has picked a pair of matching marbles a 1 19.
John picks up two marbles at a random from the the bag.
If the coin comes up heads box i is chosen and a random.
An unfair coin is tossed whose probability of turning up heads is 40.
An unfair coin is tossed whose probability of turning up heads is 40.
How many arbles must you select to be sure that a green marble has been chosen.
A box contains 7 red marbles 5 blue marbles and 8 green marbles.
If the coin comes up heads box i is chosen and a random marble is.
Box 1 contains 4 red and 8 blue marbles while box 11 contains 5 red and 3 blue marbles.
A box contains 15 blue marbles 25 yellow marbles 20 green marbles and 40 red marbles.
Box i contains 4 red and 8 blue marbles while box ii contains 5 red and 3 blue marbles.
It is the sum of the probabilities of 4 blue 3 blue and 2 blue.
Cox picks one without looking replaces it and picks another one.
10 15 9 14 8 13 7 12 2 13 or 14 91 3.
An unfair coin is tossed whoseprobability of turning up heads is 40.
Find each probability asked by blue on january 26 2015 math a bag of marbles contains.
Suppose you select one marble at random.
Box 1 contains 3 red and 2 blue marbles while box 2 contains 2 red and 8 blue marbles a fair coin is tossed if the coin turns up head it is from box 1 but if tuns up tail it is from box 2 find the probability that the red marble.
Box i contains 4 red and 8 blue marbles while box ii contains 5 red and 3 blue marbles.
An unfair coin is tossed whose probability of turning up heads is 40.
4 10 15 9 14 8 13 5 12 40 91 where 4 is the number of possible positions for the red first.
If the coin comes up heads box i is chosen and a random marble is.