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In an examination, there are three subjects 'A', 'B' and 'C', A student has to pass in each subject. 20% students failed in 'A', 22% students failed in 'B' and 16% students failed in 'C'. The total number of students passing the whole examination lies between :

In an examination, there are three subjects 'A', 'B' and 'C', A student has to pass in each subject. 20% students failed in 'A', 22% students failed in 'B' and 16% students failed in 'C'. The total number of students passing the whole examination lies between : Correct Answer 42% and 78%

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In a group of 450 students, 22% of the total students take the Hindi subject, 34% of the total students take the Physics subject, and 26% of the total students take the Social Science subject. 8% of the total students have taken both Hindi and Physics subject only. Out of the total students in the Hindi subject, 1/3 have taken both Hindi and Social Science subject only. Out of the total students in the Physics subject, 1/3 have taken both Physics and Social Science subject only. Only 20 students take all the three subjects. Find the number of students who have not taken any subject.  
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