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Alex has a bag with 4 red marbles and 2 blue marbles. He draws a marble from the bag, sets it aside, and then draws another marble from the bag. What is the probability that both marbles that Alex drew are red? (Write your answer as a simplified fraction.)

 Jun 14, 2021
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Initially 4 out of 6 are red      4/6

  then 3 out of 5 are red       3/5                     4/6 * 3/5 = ___________     (don't forget to simplify)

 Jun 14, 2021

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