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Mathematics 9 Online
OpenStudy (anonymous):

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 she gets a black ring. Express your answer as a decimal. If necessary, round your answer to the nearest thousandth. A. 11.667 B. 0.171 C. 5.833 D. 0.086

OpenStudy (anonymous):

3/(6+11+15+3)=.086

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