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Mathematics 17 Online
OpenStudy (anonymous):

82% of items are “regular” and 77% of regular items are “top quality.” What is the probability that a randomly picked item is regular and of top quality

OpenStudy (anonymous):

The answer is in the problem. It says "77% of regular items are top quality" :)

OpenStudy (anonymous):

It says 82 % out of 100 are regular.. and of those 82% only 77% are of top quality.. isn't it?

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