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a bag contains 9 green marbles and 11 white marbles. you select a marble at random. what are the odds in favor of picking a green marble?

A.) 9:20
B.) 2:9
C.) 11:9
D.) 9:11

  • math -

    if you bet 9 on the green I bet 11 on the white

    although the probability of green = 9/20

    and the probability of white = 11/20

    the ODDS of green are
    9/20 / 11/20 = 9/11

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