12 Marbles 4 White 2 Black And 6 Red
A jar contains 4 black marbles and 3 red marbles.
12 marbles 4 white 2 black and 6 red. 4 red 6 white and 10 blue. Find the probability of choosing a red marble then a white marble if the marbles are replaced. A jar contains 20 marbles. If lucia randomly picks two marbles from the bag without putting 17480767.
At least 1 red 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 at least 1 red. Two marbles are drawn without replacement. If you have a bag that contains 24 marbles. If you remove marbles one at a time randomly what is the minimum number that must be removed to be certain that you have at least 2 marbles of each colour.
What is the probability that john has picked a pair of matching marbles a 1 19. A draw the tree diagram for the experiment. What is the probability of randomly picking one marble that is black. John picks up two marbles at a random from the the bag.
It s easier to calculate the probability of getting no red marbles and subtract that from 1 we use the. Two marbles are drawn without replacement from a jar containing 4 black and 6 white marbles. What is the probability you would randomly pick a blue marble a. 4 red 12 blue 6 black 2 green.
Marble is commonly used for sculpture and as a building material. Marble is a metamorphic rock composed of recrystallized carbonate minerals most commonly calcite or dolomite marble is typically not foliated although there are exceptions in geology the term marble refers to metamorphosed limestone but its use in stonemasonry more broadly encompasses unmetamorphosed limestone. What is the probability of randomly drawing a red marble and then a gray marble if the first marble is replaced. A marble bag contains 3 red marbles 4 gray marbles 6 white marbles and 5 black marbles.
Find the probability of choosing a blue marble then a red marble if the marbles. A bag contains 4 red 3 yellow 3 blue and 2 white marbles for a total of 12 marbles. A box contains 7 red marbles 5 blue marbles and 8 green marbles. A bag contains 4 white 3 blue and 5 red marbles.
Using the same bag of marbles described in 1. The former is more likely according to the laws of probability so the 2nd time the marble is removed the probability would be 1 2 for the marble being white. This would leave the person with two combinations. Find the probability of choosing 3 blue marbles in a row if the marbles are replaced.