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Students passed in mathematics = 75% of 80 = 60 Students passed in English = 85% of 80 = 68 Students passed in both subjects = 60% of 80 = 48 Students passed only in mathematics = 60 - 48 = 12 Students passed only in English = 68 – 48 = 20 Total students passed in exactly one subject = 12+20 = 32
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