Marble Probability Word Problems

Determine the probability that the number will be.

Marble probability word problems.

Once you have decided on your answers click the answers checkboxes to see if you are right. C a red marble after a blue marble had been picked first. Two marbles are drawn without replacement. A two digit number is written at random.

Active 7 years 11 months ago. A an odd number. In what follows s is the sample space of the experiment in question and e is the event of interest. The probability of picking a yellow marble.

Subscribe for new videos. So in our example the probability of drawing a white marble is 11 20. What is the probability of picking. Probability questions with solutions.

This math education video demonstrates how to calculate the probability of removing colored marbles from a bag. Ask question asked 7 years 11 months ago. So the next event depends on what happened in the previous event and is called dependent. So they say the probability i ll just say p for probability.

Probability word problems with marbles. 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. A a red marble. 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 selecting a red marble and then a blue marble is 0 28. N s is the number of elements in the sample space s and n e is the number of elements in the event e. Problems demonstrate non conditional and cond. Divide 11 number of positive outcomes by 20 number of total events to get the probability.

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. B a blue marble. 11 20 0 55 or 55. A bag is filled with r.

A bag contains 50 marbles 28 red ones and 22 blue ones. The probability of selecting a red marble on the first draw is 0 5. So the probability of drawing a white marble can now be approached like any other single event probability calculation. And so this is sometimes the event in question right over here is picking the yellow marble.

Tutorial on finding the probability of an event. A marble is picked at random from the bag. A bag contains red and blue marbles. This activity shows the classic marble example of elementary probability.