Marbles In A Jar Probability

Total number of marbles 23 4 27 marbles p green marble of green marbles of marbles total 4 27 0 148 so the probability is 4 27 which is about a 14 8 chance.

Marbles in a jar probability. You can arrange the marbles however you like but each marble must be in a jar. A draw the tree diagram for the experiment. The total number of marbles in the second jar is 42 marbles and the total number of blue marbles in the jar is 13. Finally multiply the probabilities and reduce to get 1 19.

P getting a color other than red p 25 55 455 probability of this happening 3 times in a row is found by 455 455 455 094 example 2. At least 1 red a jar contains 30 red marbles 12 yellow marbles 8 green marbles and 5 blue marbles. A jar contains 24 marbles some are green and others are blue. Have the children take turns answering the questions and placing the probability cards in front of each jar after each of the questions.

So the probability of getting a blue marble is 13 42. The chance is 2 in 5 but after taking one out the chances change. So the next time. Answer in decimal rounded off to 2 decimal places.

Remember there is one less marble in the jar. Find the probability of picking green 4 20 then find the probability of picking blue 5 19. Two marbles are drawn without replacement. Pose questions to the children about each of the jars and the probability of picking certain colored marbles.

What is the maximum probability. If a marble is drawn at random from the jar the probability that it is green is 32. A jar contains 4 black marbles and 3 red marbles. 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.

For example if the answer is 2 3 the response should be 0 67. 13 is a prime number and 42.