Math
posted by Baby Ruth .
Bobby has a bag of marbles with nine red marbles, 13 yellow marbles and six orange marbles. He picks one marble and keeps it out. He wants to find the probability of picking a yellow marble by randomly picking one more marble from the bag. What type of event does this situation represent?

probability, ratio etc
Respond to this Question
Similar Questions

Math
A bag holds 8 yellow marbles and 5 orange marbles. How many and what color marbles would you add to the bag so that the probability of picking a yellow marble is 2/3? 
math
A bag holds 8 yellow marbles and 5 orange marbles.How many and what color marbles would you add to the bag so that the probability of picking a yellow marble is 2/3 
Math
There are 150 green marbles and 100 yellow marbles in a bag that contains 250 marbles. If only yellow marbles are added to the bag so that the probability of randomly drawing a yellow marble from the bag becomes 3/5, how many yellow … 
Math
One bag contains 5 red marbles, 4 blue marbles, and 3 yellow marbles, and a second bag contains 4 red marbles, 6 blue marbles, and 5 yellow marbles. If Lydia randomly draws one marble from each bag, what is the probability that they … 
MATH
You have a bag of marbles containing 13 red marbles, 8 green marbles, 7 yellow marbles, and 7 blue marbles. What is the probability of drawing a green marble, putting the marble in your pocket and then drawing a yellow marble? 
math
A bag contains 3 red marbles, 3 blue marbles and 3 yellow marbles. Which of the following methods of selecting 2 marbles will have the greater probability of choosing 2 red marbles? 
To Steve
Sorry here is completed question A bag contains 3 red marbles, 3 blue marbles and 3 yellow marbles. Which of the following methods of selecting 2 marbles will have the greater probability of choosing 2 red marbles? 
math
A bag of marbles contains 8 red marbles and 6 yellow marbles. Two marbles are drawn out of the bag at random without replacement. What is the probability that first a red marble then a yellow marble are drawn? 
Probability
jeff has 8 red marbles, 6 blue marbles, and 4 green marbles that are the same size and shape. he puts the marbles into a bag, mixes the marbles, and randomly picks one marble. what is the probability that the marble will be blue? 
Math
Tom keeps all of his favorite marbles in a special leather bag. Right now, five red marbles, four blue marbles, and yellow marbles are in the bag. If he randomly chooses one marble to give to a friend what is the probability that it …