Question
A shop has a total of 30 bottles, consisting of x red bottles and some blue and green bottles. The ratio of blue to green bottles is 3:2, and the average number of blue and green bottles combined is
A shop has a total of 30 bottles, consisting of x red bottles and some blue and green bottles. The ratio of blue to green bottles is 3:2, and the average number of blue and green bottles combined is
x. If two bottles are randomly selected from the stock, what is the probability that at least one of them is a green bottle?
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