mathjunk mathjunk

21-03-2017
Mathematics

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A coin-operated machine sells plastic rings. It contains 6 yellow rings, 11 blue rings, 15 green rings, and 3 black rings. Sarah puts a coin into the machine. Find the theoretical probability that Sarah gets a black ring, rounded to the nearest thousandth.

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shaytocute11 shaytocute11

21-03-2017

so i think it would be 5/35

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21-03-2017

no the answer would be 3/35

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