A Bag Of Marbles Contains 12 Red Marbles 8 Blue

Another marble is taken from the bag.

A bag of marbles contains 12 red marbles 8 blue.

There s two red marbles in the bag. A marble is taken at random and replaced. A bag contains eight green marbles and four blue marbles. So i could pick that green marble or that green marble.

Probability examples 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 no red marbles. Solution for a bag contains 7 red marbles 6 white marbles and 8 blue marbles. You have an 8 12 2 3 chance of picking a green marble the first time and a 4 12 1 3 chance of not picking green the first time. Work out the probability that the two marbles taken from the bag are the same color.

These are clearly all yellow. There are 8 6 48 ways of drawing blue then red so p 8 6 18 18 4 3 9 9 4 3 9 4 27 0 148148148 or just under 15. There s one blue marble. The problem asks for the probability of rr or bb.

So i could pick that red marble or that red marble. A bag contains 3 red marbles and 4 blue marbles. And then there s one blue marble in the bag. There are 55 marbles 25 of which are not red p getting a color other than red p 25 55 455 probability of this happening 3 times in a row is.

Given that you have bb. Total number of marbles in the bag is 3 4 7. Taylor draws two marbles in succession without replacing them in the bag. So this is all the possible outcomes.

A bag contains eight green marbles and four blue marbles. Two consecutive draws are made from the bag without replacement of the first draw. A bag contains 3 red marbles 5 green marbles and 2 blue marbles.