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22 March, 19:18

A jar of marbles contains 7 blue marbles, 12 yellow marbles, 8 green marbles, and 5 red marbles. Use this information to answer the following questions. Jenny chooses a marble at random from the jar. After replacing it, she chooses a second marble. What is the probability Jenny chooses a green marble then a yellow marble?

Answer choices:

5/8

3/31

3/32

5/16

+4
Answers (1)
  1. 22 March, 22:23
    0
    Total marbles = 7 + 12 + 8 + 5 = 32

    Green marbles = 8

    Yellow marbles = 12

    P (green, then yellow) = (8/32) (12/32) = 3/32

    Answer: The probability is 3/32
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