There are total 25 students, 12 students have taken economics but not politics. Find the number of students who have taken economics and politics and also find students who have taken politics but not economics
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12-25=13
so the number of students take
politics is 13
and the number of students takes economic is 12
total no =25
so the number of students take
politics is 13
and the number of students takes economic is 12
total no =25
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