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Question 75
In a class of 80 students, 60% passed in Economics and only 20% passed in History. The number of students who neither passed in Economics nor in History are:
Solution
Number of students who passed in Economics and in History = $$\frac{(60+20)}{100}\times80=64$$
=> Number of students who failed = $$80-64=16$$
=> Ans - (D)
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