Concurrent Probability with Replacement

An urn contains 2 orange marbles and 5 blue marbles. A marble is drawn at random and replaced. Then a second marble is drawn. What is the probability that the first marble is orange and the second marble is blue?

An urn contains 4 purple marbles and 3 pink marbles. Two marbles are drawn at random. What is the probability that both marbles are purple if drawn with replacement?

An urn contains 5 orange marbles and 6 blue marbles. Two marbles are drawn at random. What is the probability that the first marble is orange and the second marble is blue if the marbles are drawn with replacement?

An urn contains 4 red marbles and 7 blue marbles. Two marbles are drawn at random. What is the probability that the first is red and the second is blue if the marbles are drawn with replacement?

Find P(7, then a number greater than 16)

Mathematical Equivalence

ON

What is the probability of randomly selecting a striped marble, REPLACE IT, and then selecting a solid marble?

• 2/5

• 6/25

• 3/5

• 11/50

Sam is fishing in a new catch and release pond that was just stocked with 32 bluegill, 49 catfish, 27 bass, and 12 carp. He catches a fish, releases it, then catches another. What is the probability that he caught a bluegill, then a carp? 

• 5/24

• 11/30

• 2/75

• 7/60

What is the probability of spinning this wheel twice and landing on the green section both times?

Oscar has a bag of game pieces - what is the probability that he will choose a blue piece, replace it, then choose a yellow piece?

The following M & M colors are in the bowl:
4 yellow, 6 orange, 3 green, 5 blue, 2 brown
What is the probability of selecting a blue, eating it then selecting yellow?

• 2/18

• 1/9

• 2/20

• 1/19