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Out of 100 students, 15 passed in Englis...

Out of 100 students, 15 passed in English, 12 passed in Mathematics, 7 in Mathematics and Science, 4 in English and Science, 4 in all the three. Find how many passed.
In Mathematics only.

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`= 3`
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KUMAR PRAKASHAN-SETS-SOLUTIONS OF NCERT EXEMPLAR PROBLEMS (LONG ANSWER TYPE QUESTIONS)
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