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19 August, 07:51

a bag has 3 red marbles, 2 blue, 1 yellow and 4 green what is the probability of drawing a red or green

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Answers (2)
  1. 19 August, 09:10
    0
    0.7

    Step-by-step explanation:

    Total marbles: 10

    P (red or green) = 7/10 = 0.7
  2. 19 August, 09:15
    0
    7/10

    Step-by-step explanation:

    3 red marbles, 2 blue, 1 yellow and 4 green = 10 marbles

    red or green = 3+4 = 7 marbles

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

    = 7/10
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