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Read the data given below and answer the questions based on it. In the CBSE Board exams last year, 53% passed in Biology, 61% passed in English, 60% in Social Studies, 24% in Biology and English, 35% in English and Social studies, 27% in Biology and Social Studies, and 7% in none. What is the ratio of percentage of students who passed in Biology and Social Studies but not English in relation to the percentage of Students who passed in Social Studies and English but not Biology?

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