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21 November, 00:01

A jar contains 4 red marbles, 6 blue marbles, 3 yellow marbles, and 5 green marbles. If one marble is randomly selected, what is the probability that it is red or green?

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Answers (2)
  1. 21 November, 00:59
    0
    50%

    Step-by-step explanation:

    4 red + 5 green = 9 marbles

    total marbles = 18 marbles

    9 is 50% of 18
  2. 21 November, 01:25
    0
    1/2

    Step-by-step explanation:

    4 red marbles, 6 blue marbles, 3 yellow marbles, and 5 green = 18 marbles

    P (red or green) = red or green / total

    = (4+5) / 18

    = 9/18

    =1/2
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