Marble Probability Word Problems

Determine the probability that the number will be.

Marble probability word problems.

So the next event depends on what happened in the previous event and is called dependent. Find the probability of pulling a yellow marble from a bag with 3 yellow 2 red 2 green and 1 blue i m assuming marbles. What is the probability of picking. A marble is picked at random from the bag.

Problems demonstrate non conditional and cond. The probability of selecting a red marble on the first draw is 0 5. Divide 11 number of positive outcomes by 20 number of total events to get the probability. So in our example the probability of drawing a white marble is 11 20.

A a red marble. Viewed 7k times 1 begingroup. Change the number of marbles of different colors in the boxes and guess the probability of drawing a red blue or yellow marble. In what follows s is the sample space of the experiment in question and e is the event of interest.

A two digit number is written at random. So the probability of drawing a white marble can now be approached like any other single event probability calculation. B a blue marble. C a red marble after a blue marble had been picked first.

Once you have decided on your answers click the answers checkboxes to see if you are right. Active 7 years 11 months ago. If we got a red marble before then the chance of a blue marble next is 2 in 4 if we got a blue marble before then the chance of a blue marble next is 1 in 4 this is because we are removing marbles from the bag. N s is the number of elements in the sample space s and n e is the number of elements in the event e.

What is the probability of her passing the second test given that she has passed the first test. 11 20 0 55 or 55. Ask question asked 7 years 11 months ago. A bag is filled with r.

What is the probability that you pick 3 green no red 1 of each at least 1 blue marble if a jar contains 5 blue 3 green and 4 red marbles. The probability of picking a yellow marble. Tutorial on finding the probability of an event. A bag contains 50 marbles 28 red ones and 22 blue ones.

And so this is sometimes the event in question right over here is picking the yellow marble. So they say the probability i ll just say p for probability. Two marbles are drawn without replacement. Probability questions with solutions.

Probability word problems with marbles. Subscribe for new videos. This math education video demonstrates how to calculate the probability of removing colored marbles from a bag. A bag contains red and blue marbles.