NDA 2024 Mathematics question
In a class of 240 students, 180 passed in English, 130 passed in Hindi and 150 passed in Sanskrit. Further, 60 passed in only one subject, 110 passed in only two subjects and 10 passed in none of the subjects. How many passed in all three subjects?
Answer: (A)
Solution
Students passing in at least one subject . These are split into those passing exactly one (60), exactly two (110)
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