Return code: 0 Output: 75% of students of a class answered Question No. 1 correct and 55% answered Question No. 2 correct and 20% answered neither question correctly. What percent of student answered both question correctly? | EduVai
MCQ Practice

75% of students of a class answered Question No. 1 correct and 55% answered Question No. 2 correct and 20% answered neither question correctly. What percent of student answered both question correctly?

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