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Mathematics, 29.07.2019 08:30 genyjoannerubiera

Ateacher gave his class two quizzes; 80% of the class passed the first quiz, but only 60% of the class passed both quizzes. what percent of those who passed the first quiz also passed the second quiz?

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Ateacher gave his class two quizzes; 80% of the class passed the first quiz, but only 60% of the cl...
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